sys/linux: use fmt in filesystem options

We currently generate poor formatted intergers,
generate proper integers using the new fmt type.

7 files changed, 1023 insertions, 1289 deletions

diff --git a/sys/linux/9p.txt b/sys/linux/9p.txt
index d052c2ad1..8955b01c1 100644
--- a/sys/linux/9p.txt
+++ b/sys/linux/9p.txt
@@ -249,9 +249,9 @@ p9_options_rdma {
 
 p9_options_rdma_opt [
 	common	p9_options
-	timeout	fs_opt_dec1["timeout", intptr]
-	sq	fs_opt_dec1["sq", intptr]
-	rq	fs_opt_dec1["rq", intptr]
+	timeout	fs_opt_hex["timeout", intptr]
+	sq	fs_opt_hex["sq", intptr]
+	rq	fs_opt_hex["rq", intptr]
 ] [varlen]
 
 p9_options_virtio {
@@ -290,5 +290,5 @@ p9_options [
 	access_user	stringnoz["access=user"]
 	access_any	stringnoz["access=any"]
 	access_client	stringnoz["access=client"]
-	access_uid	fs_opt_dec1["access", uid]
+	access_uid	fs_opt_dec["access", uid]
 ] [varlen]
diff --git a/sys/linux/filesystem.txt b/sys/linux/filesystem.txt
index ad637488a..85ab022a3 100644
--- a/sys/linux/filesystem.txt
+++ b/sys/linux/filesystem.txt
@@ -77,16 +77,14 @@ type fs_opt[NAME, TYPE] {
 } [packed]
 
 type fs_opt_str[NAME] fs_opt[NAME, stringnoz]
+type fs_opt_dec[NAME, VAL] fs_opt[NAME, fmt[dec, VAL]]
 type fs_opt_hex[NAME, VAL] fs_opt[NAME, fmt[hex, VAL]]
-type fs_opt_dec1[NAME, VAL] fs_opt[NAME, fmt[dec, VAL]]
-type fs_opt_oct[NAME] fs_opt[NAME, array[int8['0':'7']]]
-type fs_opt_dec[NAME] fs_opt[NAME, array[flags[fs_opt_digits, int8]]]
+type fs_opt_oct[NAME, VAL] fs_opt[NAME, fmt[oct, VAL]]
 type fs_opt_dec_suffix[NAME] fs_opt[NAME, array[flags[fs_opt_digits_suffix, int8]]]
 type fs_opt_filename[NAME] fs_opt[NAME, stringnoz[filename]]
 type fs_opt_codepage[NAME] fs_opt[NAME, stringnoz[codepages_names]]
 type fs_opt_cp_num[NAME] fs_opt[NAME, stringnoz[codepage_nums]]
 
-fs_opt_digits = '-', 'x', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'
 fs_opt_digits_suffix = '-', 'x', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'k', 'm', 'g', 't', 'p', 'e'
 
 msdos_options [
@@ -129,13 +127,13 @@ fat_options [
 	nfs		stringnoz["nfs"]
 	nfs_nostale_ro	stringnoz["nfs=nostale_ro"]
 	dos1xfloppy	stringnoz["dos1xfloppy"]
-	uid		fs_opt_oct["uid"]
-	gid		fs_opt_oct["gid"]
-	umask		fs_opt_oct["umask"]
-	dmask		fs_opt_oct["dmask"]
-	fmask		fs_opt_oct["fmask"]
-	allow_utime	fs_opt_oct["allow_utime"]
-	time_offset	fs_opt_dec["time_offset"]
+	uid		fs_opt_hex["uid", uid]
+	gid		fs_opt_hex["gid", gid]
+	umask		fs_opt_oct["umask", int32]
+	dmask		fs_opt_oct["dmask", int32]
+	fmask		fs_opt_oct["fmask", int32]
+	allow_utime	fs_opt_oct["allow_utime", int32]
+	time_offset	fs_opt_hex["time_offset", int32[-1440:1440]]
 	codepage	fs_opt_cp_num["codepage"]
 ] [varlen]
 
@@ -178,10 +176,10 @@ xfs_options [
 	dax		stringnoz["dax"]
 	barrier		stringnoz["barrier"]
 	nobarrier	stringnoz["nobarrier"]
-	logbufs		fs_opt_dec["logbufs"]
-	biosize		fs_opt_dec["biosize"]
-	sunit		fs_opt_dec["sunit"]
-	swidth		fs_opt_dec["swidth"]
+	logbufs		fs_opt_dec["logbufs", int32[-1:8]]
+	biosize		fs_opt_dec["biosize", int32]
+	sunit		fs_opt_hex["sunit", int32]
+	swidth		fs_opt_hex["swidth", int32]
 	logbsize	fs_opt_dec_suffix["logbsize"]
 	allocsize	fs_opt_dec_suffix["allocsize"]
 	logdev		fs_opt_filename["logdev"]
@@ -208,8 +206,8 @@ reiserfs_options [
 	usrjquota		stringnoz["usrjquota"]
 	usrjquota_file		stringnoz["usrjquota=syz"]
 	grpjquota		stringnoz["grpjquota"]
-	commit			fs_opt_dec["commit"]
-	resize			fs_opt_dec["resize"]
+	commit			fs_opt_hex["commit", int32]
+	resize			fs_opt_hex["resize", int32]
 	resize_auto		stringnoz["resize=auto"]
 	jdev			fs_opt_filename["jdev"]
 	jqfmt_vfsold		stringnoz["jqfmt=vfsold"]
@@ -234,13 +232,13 @@ reiserfs_options [
 
 hfs_options [
 	quiet		stringnoz["quiet"]
-	umask		fs_opt_oct["umask"]
-	file_umask	fs_opt_oct["file_umask"]
-	dir_umask	fs_opt_oct["dir_umask"]
-	uid		fs_opt_dec["uid"]
-	gid		fs_opt_dec["gid"]
-	part		fs_opt_dec["part"]
-	session		fs_opt_dec["session"]
+	umask		fs_opt_oct["umask", int32]
+	file_umask	fs_opt_oct["file_umask", int32]
+	dir_umask	fs_opt_oct["dir_umask", int32]
+	uid		fs_opt_hex["uid", uid]
+	gid		fs_opt_hex["gid", gid]
+	part		fs_opt_hex["part", int32]
+	session		fs_opt_hex["session", int32]
 	type		fs_opt["type", array[int8, 4]]
 	creator		fs_opt["creator", array[int8, 4]]
 	codepage	fs_opt_codepage["codepage"]
@@ -253,13 +251,13 @@ hfsplus_options [
 	barrier		stringnoz["barrier"]
 	nobarrier	stringnoz["nobarrier"]
 	force		stringnoz["force"]
-	umask		fs_opt_oct["umask"]
+	umask		fs_opt_oct["umask", int32]
 	type		fs_opt["type", array[int8, 4]]
 	creator		fs_opt["creator", array[int8, 4]]
-	uid		fs_opt_dec["uid"]
-	gid		fs_opt_dec["gid"]
-	part		fs_opt_dec["part"]
-	session		fs_opt_dec["session"]
+	uid		fs_opt_hex["uid", uid]
+	gid		fs_opt_hex["gid", gid]
+	part		fs_opt_hex["part", int32]
+	session		fs_opt_hex["session", int32]
 	nls		fs_opt_codepage["nls"]
 ] [varlen]
 
@@ -277,16 +275,18 @@ iso9660_options [
 	check_strict	stringnoz["check=strict"]
 	overriderock	stringnoz["overriderockperm"]
 	nocompress	stringnoz["nocompress"]
-	session		fs_opt_dec["session"]
-	sbsector	fs_opt_dec["sbsector"]
-	uid		fs_opt_dec["uid"]
-	gid		fs_opt_dec["gid"]
-	mode		fs_opt_dec["mode"]
-	dmode		fs_opt_dec["dmode"]
-	block		fs_opt_dec["block"]
+	session		fs_opt_hex["session", int32[0:98]]
+	sbsector	fs_opt_hex["sbsector", int32]
+	uid		fs_opt_hex["uid", uid]
+	gid		fs_opt_hex["gid", gid]
+	mode		fs_opt_hex["mode", int32]
+	dmode		fs_opt_hex["dmode", int32]
+	block		fs_opt_hex["block", flags[iso9660_blocks]]
 	iocharset	fs_opt_codepage["iocharset"]
 ] [varlen]
 
+iso9660_blocks = 512, 1024, 2048
+
 gfs2_options [
 	spectator		stringnoz["spectator"]
 	norecovery		stringnoz["norecovery"]
@@ -315,10 +315,10 @@ gfs2_options [
 	norgrplvb		stringnoz["norgrplvb"]
 	loccookie		stringnoz["loccookie"]
 	noloccookie		stringnoz["noloccookie"]
-	commit			fs_opt_dec["commit"]
-	statfs_quantum		fs_opt_dec["statfs_quantum"]
-	statfs_percent		fs_opt_dec["statfs_percent"]
-	quota_quantum		fs_opt_dec["quota_quantum"]
+	commit			fs_opt_hex["commit", int32]
+	statfs_quantum		fs_opt_hex["statfs_quantum", int32]
+	statfs_percent		fs_opt_hex["statfs_percent", int32]
+	quota_quantum		fs_opt_hex["quota_quantum", int32]
 	lockproto_dlm		stringnoz["lockproto=dlm"]
 	lockproto_nolock	stringnoz["lockproto=lock_nolock"]
 	locktable		fs_opt_str["locktable"]
@@ -338,11 +338,11 @@ jfs_options [
 	iocharset	fs_opt_codepage["iocharset"]
 	errors_continue	stringnoz["errors=continue"]
 	errors_remount	stringnoz["errors=remount-ro"]
-	resize_size	fs_opt_dec["resize"]
-	uid		fs_opt_dec["uid"]
-	gid		fs_opt_dec["gid"]
-	umask		fs_opt_dec["umask"]
-	discard_size	fs_opt_dec["discard"]
+	resize_size	fs_opt_hex["resize", int32]
+	uid		fs_opt_hex["uid", uid]
+	gid		fs_opt_hex["gid", gid]
+	umask		fs_opt_hex["umask", int32]
+	discard_size	fs_opt_hex["discard", int32]
 ] [varlen]
 
 btrfs_options [
@@ -386,14 +386,13 @@ btrfs_options [
 	fragment_metadata	stringnoz["fragment=metadata"]
 	fragment_all		stringnoz["fragment=all"]
 	ref_verify		stringnoz["ref_verify"]
-	metadata_ratio		fs_opt_dec["metadata_ratio"]
-	subvolrootid		fs_opt_dec["subvolrootid"]
-	check_int_print_mask	fs_opt_dec["check_int_print_mask"]
-	commit			fs_opt_dec["commit"]
-	thread_pool		fs_opt_dec["thread_pool"]
+	metadata_ratio		fs_opt_hex["metadata_ratio", int32]
+	check_int_print_mask	fs_opt_hex["check_int_print_mask", int32]
+	commit			fs_opt_hex["commit", int32]
+	thread_pool		fs_opt_hex["thread_pool", int32]
 	device			fs_opt_filename["device"]
-	subvolid		fs_opt_str["subvolid"]
-	subvol			fs_opt_dec_suffix["subvol"]
+	subvolid		fs_opt_hex["subvolid", int64]
+	subvol			fs_opt_str["subvol"]
 	max_inline		fs_opt_dec_suffix["max_inline"]
 	compress_algo		fs_opt["compress", stringnoz[btrfs_compress_algos]]
 	compress_force_algo	fs_opt["compress-force", stringnoz[btrfs_compress_algos]]
@@ -404,18 +403,18 @@ btrfs_options [
 btrfs_compress_algos = "zlib", "lzo", "zstd", "no"
 
 ntfs_options [
-	uid			fs_opt_dec["uid"]
-	gid			fs_opt_dec["gid"]
-	umask			fs_opt_oct["umask"]
-	fmask			fs_opt_oct["fmask"]
-	dmask			fs_opt_oct["dmask"]
-	mft_zone_multiplier	fs_opt_dec["mft_zone_multiplier"]
-	show_sys_files_no	fs_opt_dec["show_sys_files=no"]
-	show_sys_files_yes	fs_opt_dec["show_sys_files=yes"]
-	case_sensitive_no	fs_opt_dec["case_sensitive=no"]
-	case_sensitive_yes	fs_opt_dec["case_sensitive=yes"]
-	disable_sparse_no	fs_opt_dec["disable_sparse=no"]
-	disable_sparse_yes	fs_opt_dec["disable_sparse=yes"]
+	uid			fs_opt_hex["uid", uid]
+	gid			fs_opt_hex["gid", gid]
+	umask			fs_opt_oct["umask", int32]
+	fmask			fs_opt_oct["fmask", int32]
+	dmask			fs_opt_oct["dmask", int32]
+	mft_zone_multiplier	fs_opt_hex["mft_zone_multiplier", int32[-1:4]]
+	show_sys_files_no	stringnoz["show_sys_files=no"]
+	show_sys_files_yes	stringnoz["show_sys_files=yes"]
+	case_sensitive_no	stringnoz["case_sensitive=no"]
+	case_sensitive_yes	stringnoz["case_sensitive=yes"]
+	disable_sparse_no	stringnoz["disable_sparse=no"]
+	disable_sparse_yes	stringnoz["disable_sparse=yes"]
 	errors_remount		stringnoz["errors=remount-ro"]
 	errors_continue		stringnoz["errors=continue"]
 	errors_recover		stringnoz["errors=recover"]
@@ -485,26 +484,28 @@ ext4_options [
 	noinit_itable		stringnoz["noinit_itable"]
 	test_dummy_encryption	stringnoz["test_dummy_encryption"]
 	nombcache		stringnoz["nombcache"]
-	resgid			fs_opt_dec["resgid"]
-	resuid			fs_opt_dec["resuid"]
-	sb			fs_opt_dec["sb"]
-	commit			fs_opt_dec["commit"]
-	min_batch_time		fs_opt_dec["min_batch_time"]
-	max_batch_time		fs_opt_dec["max_batch_time"]
-	journal_dev		fs_opt_dec["journal_dev"]
-	barrier_val		fs_opt_dec["barrier"]
-	stripe			fs_opt_dec["stripe"]
-	debug_want_extra_isize	fs_opt_dec["debug_want_extra_isize"]
-	inode_readahead_blks	fs_opt_dec["inode_readahead_blks"]
-	journal_ioprio		fs_opt_dec["journal_ioprio"]
-	auto_da_alloc_val	fs_opt_dec["auto_da_alloc"]
-	init_itable_val		fs_opt_dec["init_itable"]
-	max_dir_size_kb		fs_opt_dec["max_dir_size_kb"]
+	resgid			fs_opt_hex["resgid", gid]
+	resuid			fs_opt_hex["resuid", uid]
+	sb			fs_opt_hex["sb", int32]
+	commit			fs_opt_hex["commit", int32]
+	min_batch_time		fs_opt_hex["min_batch_time", int32]
+	max_batch_time		fs_opt_hex["max_batch_time", int32]
+	journal_dev		fs_opt_hex["journal_dev", int32]
+	barrier_val		fs_opt_hex["barrier", int32]
+	stripe			fs_opt_hex["stripe", int32]
+	debug_want_extra_isize	fs_opt_hex["debug_want_extra_isize", int32]
+	inode_readahead_blks	fs_opt_hex["inode_readahead_blks", flags[ext4_inode_readahead_blks]]
+	journal_ioprio		fs_opt_hex["journal_ioprio", int32[0:7]]
+	auto_da_alloc_val	fs_opt_hex["auto_da_alloc", int32]
+	init_itable_val		fs_opt_hex["init_itable", int32]
+	max_dir_size_kb		fs_opt_hex["max_dir_size_kb", int32]
 	journal_path		fs_opt_filename["journal_path"]
 	grpjquota_path		fs_opt_filename["grpjquota"]
 	usrjquota_path		fs_opt_filename["usrjquota"]
 ] [varlen]
 
+ext4_inode_readahead_blks = 0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 0x1000, 0x2000, 0x4000, 0x8000, 0x10000, 0x20000, 0x40000, 0x80000, 0x100000, 0x200000, 0x400000, 0x800000, 0x1000000, 0x2000000, 0x4000000, 0x8000000
+
 f2fs_options [
 	background_gc_sync	stringnoz["background_gc=sync"]
 	background_gc_off	stringnoz["background_gc=off"]
@@ -525,7 +526,7 @@ f2fs_options [
 	disable_ext_identify	stringnoz["disable_ext_identify"]
 	inline_xattr		stringnoz["inline_xattr"]
 	noinline_xattr		stringnoz["noinline_xattr"]
-	inline_xattr_size	fs_opt_dec["inline_xattr_size"]
+	inline_xattr_size	fs_opt_hex["inline_xattr_size", int32]
 	inline_data		stringnoz["inline_data"]
 	noinline_data		stringnoz["noinline_data"]
 	inline_dentry		stringnoz["inline_dentry"]
@@ -539,10 +540,8 @@ f2fs_options [
 	data_flush		stringnoz["data_flush"]
 	adaptive_mode		stringnoz["mode=adaptive"]
 	lfs_mode		stringnoz["mode=lfs"]
-	reserved_root		fs_opt_dec["reserved_root"]
-	resgid			fs_opt_dec["resgid"]
-	resuid			fs_opt_dec["resuid"]
-	iobits			fs_opt_dec["iobits"]
+	resgid			fs_opt_hex["resgid", gid]
+	resuid			fs_opt_hex["resuid", uid]
 	lazytime		stringnoz["lazytime"]
 	nolazytime		stringnoz["nolazytime"]
 	quota			stringnoz["quota"]
@@ -567,7 +566,7 @@ f2fs_options [
 ] [varlen]
 
 bpf_options [
-	mode	fs_opt_oct["mode"]
+	mode	fs_opt_oct["mode", int32]
 ] [varlen]
 
 codepage_nums = "1250", "1251", "1255", "437", "737", "775", "850", "852", "855", "857", "860", "861", "862", "863", "864", "865", "866", "869", "874", "932", "936", "949", "950"
diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index b90d90f69..01874fed7 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -818,7 +818,7 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 	}}},
 	{Key: StructKey{Name: "bpf_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, FldName: "mode"},
 	}}},
 	{Key: StructKey{Name: "bpf_prog"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_prog", TypeSize: 72}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bpf_prog_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18}},
@@ -943,14 +943,13 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_metadata", TypeSize: 17}, Kind: 2, Values: []string{"fragment=metadata"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_all", TypeSize: 12}, Kind: 2, Values: []string{"fragment=all"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "ref_verify", TypeSize: 10}, Kind: 2, Values: []string{"ref_verify"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "metadata_ratio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "subvolrootid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "check_int_print_mask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, FldName: "thread_pool"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, FldName: "metadata_ratio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, FldName: "check_int_print_mask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, FldName: "thread_pool"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, FldName: "device"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, FldName: "subvolid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "subvol"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, FldName: "subvolid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, FldName: "subvol"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "max_inline"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_algo"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress-force\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_force_algo"},
@@ -3030,21 +3029,21 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinit_itable", TypeSize: 13}, Kind: 2, Values: []string{"noinit_itable"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "test_dummy_encryption", TypeSize: 21}, Kind: 2, Values: []string{"test_dummy_encryption"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nombcache", TypeSize: 9}, Kind: 2, Values: []string{"nombcache"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sb"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "min_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_dev"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "barrier_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, FldName: "stripe"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "debug_want_extra_isize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inode_readahead_blks"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_ioprio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, FldName: "auto_da_alloc_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, FldName: "init_itable_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_dir_size_kb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, FldName: "sb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, FldName: "min_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, FldName: "max_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, FldName: "journal_dev"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, FldName: "barrier_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, FldName: "stripe"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, FldName: "debug_want_extra_isize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, FldName: "inode_readahead_blks"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, FldName: "journal_ioprio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, FldName: "auto_da_alloc_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, FldName: "init_itable_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, FldName: "max_dir_size_kb"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, FldName: "journal_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, FldName: "grpjquota_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"usrjquota\", stringnoz[filename]]"}, FldName: "usrjquota_path"},
@@ -3069,7 +3068,7 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_ext_identify", TypeSize: 20}, Kind: 2, Values: []string{"disable_ext_identify"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_xattr", TypeSize: 12}, Kind: 2, Values: []string{"inline_xattr"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_xattr", TypeSize: 14}, Kind: 2, Values: []string{"noinline_xattr"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inline_xattr_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, FldName: "inline_xattr_size"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_data", TypeSize: 11}, Kind: 2, Values: []string{"inline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_data", TypeSize: 13}, Kind: 2, Values: []string{"noinline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_dentry", TypeSize: 13}, Kind: 2, Values: []string{"inline_dentry"}, NoZ: true},
@@ -3083,10 +3082,8 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "data_flush", TypeSize: 10}, Kind: 2, Values: []string{"data_flush"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "adaptive_mode", TypeSize: 13}, Kind: 2, Values: []string{"mode=adaptive"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lfs_mode", TypeSize: 8}, Kind: 2, Values: []string{"mode=lfs"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, FldName: "reserved_root"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, FldName: "iobits"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lazytime", TypeSize: 8}, Kind: 2, Values: []string{"lazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nolazytime", TypeSize: 10}, Kind: 2, Values: []string{"nolazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quota", TypeSize: 5}, Kind: 2, Values: []string{"quota"}, NoZ: true},
@@ -3228,13 +3225,13 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs", TypeSize: 3}, Kind: 2, Values: []string{"nfs"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs_nostale_ro", TypeSize: 14}, Kind: 2, Values: []string{"nfs=nostale_ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dos1xfloppy", TypeSize: 11}, Kind: 2, Values: []string{"dos1xfloppy"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, FldName: "allow_utime"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, FldName: "time_offset"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, FldName: "allow_utime"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, FldName: "time_offset"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, FldName: "codepage"},
 	}}},
 	{Key: StructKey{Name: "fd_set", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fd_set", TypeSize: 64, ArgDir: 2}, Fields: []Type{
@@ -3491,55 +3488,45 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", fmt[oct, int32]]", TypeSize: 35}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"allow_utime"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"aname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"aname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"aname"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"auto_da_alloc"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", fmt[dec, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"biosize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"block"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "iso9660_blocks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{512, 1024, 2048}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"cachetag\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"cachetag\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"cachetag"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"check_int_print_mask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"codepage\", stringnoz[codepage_nums]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"codepage"}, NoZ: true},
@@ -3551,10 +3538,10 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"commit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"compress"}, NoZ: true},
@@ -3576,10 +3563,10 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]", TypeSize: 41}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 22}, Kind: 2, Values: []string{"debug_want_extra_isize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"device\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"device"}, NoZ: true},
@@ -3596,55 +3583,40 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", fmt[oct, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"dir_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"discard"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", fmt[oct, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"file_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"fmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", fmt[hex, gid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"grpjquota\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
@@ -3666,25 +3638,20 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"init_itable"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]", TypeSize: 36}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"inline_xattr_size"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"inode_readahead_blks"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"iobits"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_readahead_blks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iocharset\", stringnoz[codepages_names]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"iocharset"}, NoZ: true},
@@ -3696,15 +3663,15 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"journal_dev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"journal_ioprio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_path\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"journal_path"}, NoZ: true},
@@ -3721,55 +3688,55 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"logbufs"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 8},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"logdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"max_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 15}, Kind: 2, Values: []string{"max_dir_size_kb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"max_inline"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"metadata_ratio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]", TypeSize: 38}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 19}, Kind: 2, Values: []string{"mft_zone_multiplier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"min_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[oct, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"msize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"msize\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"msize"}, NoZ: true},
@@ -3781,10 +3748,10 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"part"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"port\", fmt[hex, sock_port]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"port\", fmt[hex, sock_port]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"port"}, NoZ: true},
@@ -3801,155 +3768,135 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"quota_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"reserved_root"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", fmt[hex, gid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resgid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", fmt[hex, uid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resuid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rfdno"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "rfd9p", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"rq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rtdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rtdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rtdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", fmt[hex, int32]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", fmt[hex, int32]]", TypeSize: 27}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"sbsector"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32[0:98]]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 98},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_percent"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"stripe"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"subvol"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", stringnoz]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"subvolrootid"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", fmt[hex, int64]]", TypeSize: 27}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"sunit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"swidth"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"thread_pool"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"time_offset"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709550176, RangeEnd: 1440},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[dec, intptr]]", TypeSize: 28}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[hex, intptr]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"timeout"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"type\", array[int8, 4]]", TypeSize: 9}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"type"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", TypeSize: 4}, Kind: 1, RangeBegin: 4, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", fmt[hex, uid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"uname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"uname"}, NoZ: true},
@@ -4349,10 +4296,10 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "norgrplvb", TypeSize: 9}, Kind: 2, Values: []string{"norgrplvb"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "loccookie", TypeSize: 9}, Kind: 2, Values: []string{"loccookie"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noloccookie", TypeSize: 11}, Kind: 2, Values: []string{"noloccookie"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_quantum"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_percent"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "quota_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, FldName: "statfs_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, FldName: "statfs_percent"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, FldName: "quota_quantum"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_dlm", TypeSize: 13}, Kind: 2, Values: []string{"lockproto=dlm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_nolock", TypeSize: 21}, Kind: 2, Values: []string{"lockproto=lock_nolock"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"locktable\", stringnoz]"}, FldName: "locktable"},
@@ -4523,13 +4470,13 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "hfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hfs_options", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quiet", TypeSize: 5}, Kind: 2, Values: []string{"quiet"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, FldName: "file_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, FldName: "dir_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, FldName: "file_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, FldName: "dir_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepages_names]]"}, FldName: "codepage"},
@@ -4541,13 +4488,13 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "force", TypeSize: 5}, Kind: 2, Values: []string{"force"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"nls\", stringnoz[codepages_names]]"}, FldName: "nls"},
 	}}},
 	{Key: StructKey{Name: "hidp_connadd_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connadd_req", IsVarlen: true}, Fields: []Type{
@@ -6744,13 +6691,13 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "check_strict", TypeSize: 12}, Kind: 2, Values: []string{"check=strict"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "overriderock", TypeSize: 16}, Kind: 2, Values: []string{"overriderockperm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nocompress", TypeSize: 10}, Kind: 2, Values: []string{"nocompress"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sbsector"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "dmode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, FldName: "block"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, FldName: "sbsector"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, FldName: "dmode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, FldName: "block"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 	}}},
 	{Key: StructKey{Name: "itimerspec"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "itimerspec", TypeSize: 16}, Fields: []Type{
@@ -6782,11 +6729,11 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize_size"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, FldName: "discard_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, FldName: "discard_size"},
 	}}},
 	{Key: StructKey{Name: "kbentry"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kbentry", TypeSize: 4}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "table", TypeSize: 1}}},
@@ -12705,18 +12652,18 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "tca_actions_t[\"vlan\", array[m_vlan_options]]"}, FldName: "payload"},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "ntfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "ntfs_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mft_zone_multiplier"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_yes"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, FldName: "mft_zone_multiplier"},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_no", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_yes", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_no", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_yes", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_no", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_yes", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_recover", TypeSize: 14}, Kind: 2, Values: []string{"errors=recover"}, NoZ: true},
@@ -12994,9 +12941,9 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "p9_options_rdma_opt"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_rdma_opt", IsVarlen: true}, Fields: []Type{
 		&UnionType{Key: StructKey{Name: "p9_options"}, FldName: "common"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, FldName: "timeout"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, FldName: "sq"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, FldName: "rq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, FldName: "timeout"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, FldName: "sq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, FldName: "rq"},
 	}}},
 	{Key: StructKey{Name: "p9_options_tcp"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_tcp", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "trans", TypeSize: 10}, Kind: 2, Values: []string{"trans=tcp,"}, NoZ: true},
@@ -13872,8 +13819,8 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota", TypeSize: 9}, Kind: 2, Values: []string{"usrjquota"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota_file", TypeSize: 13}, Kind: 2, Values: []string{"usrjquota=syz"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "grpjquota", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "resize_auto", TypeSize: 11}, Kind: 2, Values: []string{"resize=auto"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"jdev\", stringnoz[filename]]"}, FldName: "jdev"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "jqfmt_vfsold", TypeSize: 12}, Kind: 2, Values: []string{"jqfmt=vfsold"}, NoZ: true},
@@ -18643,10 +18590,10 @@ var structDescs_386 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dax", TypeSize: 3}, Kind: 2, Values: []string{"dax"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, FldName: "logbufs"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "biosize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sunit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, FldName: "swidth"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, FldName: "logbufs"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, FldName: "biosize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, FldName: "sunit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, FldName: "swidth"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logbsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "logbsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"allocsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "allocsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, FldName: "logdev"},
@@ -37931,4 +37878,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "f09b143337406da61cbe8be127ca65b4a8056737"
+const revision_386 = "ec450bcb41c5e3373266da33b010e0bd31d45af0"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index 1415c16e5..a2229e0f5 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -826,7 +826,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 	}}},
 	{Key: StructKey{Name: "bpf_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, FldName: "mode"},
 	}}},
 	{Key: StructKey{Name: "bpf_prog"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_prog", TypeSize: 72}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bpf_prog_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18}},
@@ -949,14 +949,13 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_metadata", TypeSize: 17}, Kind: 2, Values: []string{"fragment=metadata"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_all", TypeSize: 12}, Kind: 2, Values: []string{"fragment=all"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "ref_verify", TypeSize: 10}, Kind: 2, Values: []string{"ref_verify"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "metadata_ratio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "subvolrootid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "check_int_print_mask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, FldName: "thread_pool"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, FldName: "metadata_ratio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, FldName: "check_int_print_mask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, FldName: "thread_pool"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, FldName: "device"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, FldName: "subvolid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "subvol"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, FldName: "subvolid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, FldName: "subvol"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "max_inline"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_algo"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress-force\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_force_algo"},
@@ -3114,21 +3113,21 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinit_itable", TypeSize: 13}, Kind: 2, Values: []string{"noinit_itable"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "test_dummy_encryption", TypeSize: 21}, Kind: 2, Values: []string{"test_dummy_encryption"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nombcache", TypeSize: 9}, Kind: 2, Values: []string{"nombcache"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sb"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "min_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_dev"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "barrier_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, FldName: "stripe"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "debug_want_extra_isize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inode_readahead_blks"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_ioprio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, FldName: "auto_da_alloc_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, FldName: "init_itable_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_dir_size_kb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, FldName: "sb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, FldName: "min_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, FldName: "max_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, FldName: "journal_dev"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, FldName: "barrier_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, FldName: "stripe"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, FldName: "debug_want_extra_isize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, FldName: "inode_readahead_blks"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, FldName: "journal_ioprio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, FldName: "auto_da_alloc_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, FldName: "init_itable_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, FldName: "max_dir_size_kb"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, FldName: "journal_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, FldName: "grpjquota_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"usrjquota\", stringnoz[filename]]"}, FldName: "usrjquota_path"},
@@ -3153,7 +3152,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_ext_identify", TypeSize: 20}, Kind: 2, Values: []string{"disable_ext_identify"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_xattr", TypeSize: 12}, Kind: 2, Values: []string{"inline_xattr"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_xattr", TypeSize: 14}, Kind: 2, Values: []string{"noinline_xattr"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inline_xattr_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, FldName: "inline_xattr_size"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_data", TypeSize: 11}, Kind: 2, Values: []string{"inline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_data", TypeSize: 13}, Kind: 2, Values: []string{"noinline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_dentry", TypeSize: 13}, Kind: 2, Values: []string{"inline_dentry"}, NoZ: true},
@@ -3167,10 +3166,8 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "data_flush", TypeSize: 10}, Kind: 2, Values: []string{"data_flush"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "adaptive_mode", TypeSize: 13}, Kind: 2, Values: []string{"mode=adaptive"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lfs_mode", TypeSize: 8}, Kind: 2, Values: []string{"mode=lfs"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, FldName: "reserved_root"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, FldName: "iobits"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lazytime", TypeSize: 8}, Kind: 2, Values: []string{"lazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nolazytime", TypeSize: 10}, Kind: 2, Values: []string{"nolazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quota", TypeSize: 5}, Kind: 2, Values: []string{"quota"}, NoZ: true},
@@ -3312,13 +3309,13 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs", TypeSize: 3}, Kind: 2, Values: []string{"nfs"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs_nostale_ro", TypeSize: 14}, Kind: 2, Values: []string{"nfs=nostale_ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dos1xfloppy", TypeSize: 11}, Kind: 2, Values: []string{"dos1xfloppy"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, FldName: "allow_utime"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, FldName: "time_offset"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, FldName: "allow_utime"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, FldName: "time_offset"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, FldName: "codepage"},
 	}}},
 	{Key: StructKey{Name: "fd_set", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fd_set", TypeSize: 64, ArgDir: 2}, Fields: []Type{
@@ -3577,55 +3574,45 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", fmt[oct, int32]]", TypeSize: 35}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"allow_utime"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"aname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"aname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"aname"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"auto_da_alloc"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", fmt[dec, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"biosize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"block"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "iso9660_blocks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{512, 1024, 2048}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"cachetag\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"cachetag\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"cachetag"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"check_int_print_mask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"codepage\", stringnoz[codepage_nums]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"codepage"}, NoZ: true},
@@ -3637,10 +3624,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"commit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"compress"}, NoZ: true},
@@ -3662,10 +3649,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]", TypeSize: 41}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 22}, Kind: 2, Values: []string{"debug_want_extra_isize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"device\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"device"}, NoZ: true},
@@ -3682,55 +3669,40 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", fmt[oct, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"dir_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"discard"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", fmt[oct, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"file_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"fmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", fmt[hex, gid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"grpjquota\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
@@ -3752,25 +3724,20 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"init_itable"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]", TypeSize: 36}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"inline_xattr_size"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"inode_readahead_blks"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"iobits"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_readahead_blks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iocharset\", stringnoz[codepages_names]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"iocharset"}, NoZ: true},
@@ -3782,15 +3749,15 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"journal_dev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"journal_ioprio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_path\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"journal_path"}, NoZ: true},
@@ -3807,55 +3774,55 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"logbufs"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 8},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"logdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"max_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 15}, Kind: 2, Values: []string{"max_dir_size_kb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"max_inline"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"metadata_ratio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]", TypeSize: 38}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 19}, Kind: 2, Values: []string{"mft_zone_multiplier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"min_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[oct, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"msize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"msize\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"msize"}, NoZ: true},
@@ -3867,10 +3834,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"part"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"port\", fmt[hex, sock_port]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"port\", fmt[hex, sock_port]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"port"}, NoZ: true},
@@ -3887,155 +3854,135 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"quota_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"reserved_root"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", fmt[hex, gid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resgid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", fmt[hex, uid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resuid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rfdno"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "rfd9p", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"rq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rtdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rtdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rtdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", fmt[hex, int32]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", fmt[hex, int32]]", TypeSize: 27}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"sbsector"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32[0:98]]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 98},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_percent"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"stripe"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"subvol"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", stringnoz]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"subvolrootid"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", fmt[hex, int64]]", TypeSize: 27}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"sunit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"swidth"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"thread_pool"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"time_offset"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709550176, RangeEnd: 1440},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[dec, intptr]]", TypeSize: 28}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[hex, intptr]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"timeout"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"type\", array[int8, 4]]", TypeSize: 9}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"type"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", TypeSize: 4}, Kind: 1, RangeBegin: 4, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", fmt[hex, uid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"uname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"uname"}, NoZ: true},
@@ -4435,10 +4382,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "norgrplvb", TypeSize: 9}, Kind: 2, Values: []string{"norgrplvb"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "loccookie", TypeSize: 9}, Kind: 2, Values: []string{"loccookie"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noloccookie", TypeSize: 11}, Kind: 2, Values: []string{"noloccookie"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_quantum"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_percent"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "quota_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, FldName: "statfs_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, FldName: "statfs_percent"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, FldName: "quota_quantum"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_dlm", TypeSize: 13}, Kind: 2, Values: []string{"lockproto=dlm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_nolock", TypeSize: 21}, Kind: 2, Values: []string{"lockproto=lock_nolock"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"locktable\", stringnoz]"}, FldName: "locktable"},
@@ -4616,13 +4563,13 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "hfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hfs_options", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quiet", TypeSize: 5}, Kind: 2, Values: []string{"quiet"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, FldName: "file_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, FldName: "dir_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, FldName: "file_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, FldName: "dir_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepages_names]]"}, FldName: "codepage"},
@@ -4634,13 +4581,13 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "force", TypeSize: 5}, Kind: 2, Values: []string{"force"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"nls\", stringnoz[codepages_names]]"}, FldName: "nls"},
 	}}},
 	{Key: StructKey{Name: "hidp_connadd_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connadd_req", IsVarlen: true}, Fields: []Type{
@@ -6858,13 +6805,13 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "check_strict", TypeSize: 12}, Kind: 2, Values: []string{"check=strict"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "overriderock", TypeSize: 16}, Kind: 2, Values: []string{"overriderockperm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nocompress", TypeSize: 10}, Kind: 2, Values: []string{"nocompress"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sbsector"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "dmode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, FldName: "block"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, FldName: "sbsector"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, FldName: "dmode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, FldName: "block"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 	}}},
 	{Key: StructKey{Name: "itimerspec"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "itimerspec", TypeSize: 32}, Fields: []Type{
@@ -6896,11 +6843,11 @@ var structDescs_amd64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize_size"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, FldName: "discard_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, FldName: "discard_size"},
 	}}},
 	{Key: StructKey{Name: "kbentry"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kbentry", TypeSize: 4}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "table", TypeSize: 1}}},
@@ -12923,18 +12870,18 @@ var structDescs_amd64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "tca_actions_t[\"vlan\", array[m_vlan_options]]"}, FldName: "payload"},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "ntfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "ntfs_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mft_zone_multiplier"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_yes"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, FldName: "mft_zone_multiplier"},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_no", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_yes", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_no", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_yes", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_no", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_yes", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_recover", TypeSize: 14}, Kind: 2, Values: []string{"errors=recover"}, NoZ: true},
@@ -13212,9 +13159,9 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "p9_options_rdma_opt"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_rdma_opt", IsVarlen: true}, Fields: []Type{
 		&UnionType{Key: StructKey{Name: "p9_options"}, FldName: "common"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, FldName: "timeout"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, FldName: "sq"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, FldName: "rq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, FldName: "timeout"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, FldName: "sq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, FldName: "rq"},
 	}}},
 	{Key: StructKey{Name: "p9_options_tcp"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_tcp", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "trans", TypeSize: 10}, Kind: 2, Values: []string{"trans=tcp,"}, NoZ: true},
@@ -14092,8 +14039,8 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota", TypeSize: 9}, Kind: 2, Values: []string{"usrjquota"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota_file", TypeSize: 13}, Kind: 2, Values: []string{"usrjquota=syz"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "grpjquota", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "resize_auto", TypeSize: 11}, Kind: 2, Values: []string{"resize=auto"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"jdev\", stringnoz[filename]]"}, FldName: "jdev"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "jqfmt_vfsold", TypeSize: 12}, Kind: 2, Values: []string{"jqfmt=vfsold"}, NoZ: true},
@@ -18968,10 +18915,10 @@ var structDescs_amd64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dax", TypeSize: 3}, Kind: 2, Values: []string{"dax"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, FldName: "logbufs"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "biosize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sunit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, FldName: "swidth"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, FldName: "logbufs"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, FldName: "biosize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, FldName: "sunit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, FldName: "swidth"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logbsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "logbsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"allocsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "allocsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, FldName: "logdev"},
@@ -38618,4 +38565,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "802321cd373f2b8a1733432dfee8f2abcf40ba06"
+const revision_amd64 = "b6f1ae1051d4fd59e760214c9d2e9fd8aac59225"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index 88d2f4c70..ed1421935 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -823,7 +823,7 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 	}}},
 	{Key: StructKey{Name: "bpf_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, FldName: "mode"},
 	}}},
 	{Key: StructKey{Name: "bpf_prog"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_prog", TypeSize: 72}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bpf_prog_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18}},
@@ -948,14 +948,13 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_metadata", TypeSize: 17}, Kind: 2, Values: []string{"fragment=metadata"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_all", TypeSize: 12}, Kind: 2, Values: []string{"fragment=all"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "ref_verify", TypeSize: 10}, Kind: 2, Values: []string{"ref_verify"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "metadata_ratio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "subvolrootid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "check_int_print_mask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, FldName: "thread_pool"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, FldName: "metadata_ratio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, FldName: "check_int_print_mask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, FldName: "thread_pool"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, FldName: "device"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, FldName: "subvolid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "subvol"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, FldName: "subvolid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, FldName: "subvol"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "max_inline"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_algo"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress-force\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_force_algo"},
@@ -3035,21 +3034,21 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinit_itable", TypeSize: 13}, Kind: 2, Values: []string{"noinit_itable"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "test_dummy_encryption", TypeSize: 21}, Kind: 2, Values: []string{"test_dummy_encryption"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nombcache", TypeSize: 9}, Kind: 2, Values: []string{"nombcache"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sb"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "min_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_dev"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "barrier_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, FldName: "stripe"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "debug_want_extra_isize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inode_readahead_blks"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_ioprio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, FldName: "auto_da_alloc_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, FldName: "init_itable_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_dir_size_kb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, FldName: "sb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, FldName: "min_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, FldName: "max_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, FldName: "journal_dev"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, FldName: "barrier_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, FldName: "stripe"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, FldName: "debug_want_extra_isize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, FldName: "inode_readahead_blks"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, FldName: "journal_ioprio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, FldName: "auto_da_alloc_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, FldName: "init_itable_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, FldName: "max_dir_size_kb"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, FldName: "journal_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, FldName: "grpjquota_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"usrjquota\", stringnoz[filename]]"}, FldName: "usrjquota_path"},
@@ -3074,7 +3073,7 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_ext_identify", TypeSize: 20}, Kind: 2, Values: []string{"disable_ext_identify"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_xattr", TypeSize: 12}, Kind: 2, Values: []string{"inline_xattr"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_xattr", TypeSize: 14}, Kind: 2, Values: []string{"noinline_xattr"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inline_xattr_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, FldName: "inline_xattr_size"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_data", TypeSize: 11}, Kind: 2, Values: []string{"inline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_data", TypeSize: 13}, Kind: 2, Values: []string{"noinline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_dentry", TypeSize: 13}, Kind: 2, Values: []string{"inline_dentry"}, NoZ: true},
@@ -3088,10 +3087,8 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "data_flush", TypeSize: 10}, Kind: 2, Values: []string{"data_flush"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "adaptive_mode", TypeSize: 13}, Kind: 2, Values: []string{"mode=adaptive"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lfs_mode", TypeSize: 8}, Kind: 2, Values: []string{"mode=lfs"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, FldName: "reserved_root"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, FldName: "iobits"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lazytime", TypeSize: 8}, Kind: 2, Values: []string{"lazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nolazytime", TypeSize: 10}, Kind: 2, Values: []string{"nolazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quota", TypeSize: 5}, Kind: 2, Values: []string{"quota"}, NoZ: true},
@@ -3233,13 +3230,13 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs", TypeSize: 3}, Kind: 2, Values: []string{"nfs"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs_nostale_ro", TypeSize: 14}, Kind: 2, Values: []string{"nfs=nostale_ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dos1xfloppy", TypeSize: 11}, Kind: 2, Values: []string{"dos1xfloppy"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, FldName: "allow_utime"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, FldName: "time_offset"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, FldName: "allow_utime"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, FldName: "time_offset"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, FldName: "codepage"},
 	}}},
 	{Key: StructKey{Name: "fd_set", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fd_set", TypeSize: 64, ArgDir: 2}, Fields: []Type{
@@ -3496,55 +3493,45 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", fmt[oct, int32]]", TypeSize: 35}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"allow_utime"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"aname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"aname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"aname"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"auto_da_alloc"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", fmt[dec, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"biosize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"block"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "iso9660_blocks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{512, 1024, 2048}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"cachetag\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"cachetag\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"cachetag"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"check_int_print_mask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"codepage\", stringnoz[codepage_nums]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"codepage"}, NoZ: true},
@@ -3556,10 +3543,10 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"commit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"compress"}, NoZ: true},
@@ -3581,10 +3568,10 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]", TypeSize: 41}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 22}, Kind: 2, Values: []string{"debug_want_extra_isize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"device\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"device"}, NoZ: true},
@@ -3601,55 +3588,40 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", fmt[oct, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"dir_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"discard"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", fmt[oct, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"file_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"fmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", fmt[hex, gid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"grpjquota\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
@@ -3671,25 +3643,20 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"init_itable"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]", TypeSize: 36}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"inline_xattr_size"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"inode_readahead_blks"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"iobits"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_readahead_blks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iocharset\", stringnoz[codepages_names]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"iocharset"}, NoZ: true},
@@ -3701,15 +3668,15 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"journal_dev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"journal_ioprio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_path\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"journal_path"}, NoZ: true},
@@ -3726,55 +3693,55 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"logbufs"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 8},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"logdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"max_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 15}, Kind: 2, Values: []string{"max_dir_size_kb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"max_inline"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"metadata_ratio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]", TypeSize: 38}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 19}, Kind: 2, Values: []string{"mft_zone_multiplier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"min_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[oct, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"msize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"msize\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"msize"}, NoZ: true},
@@ -3786,10 +3753,10 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"part"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"port\", fmt[hex, sock_port]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"port\", fmt[hex, sock_port]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"port"}, NoZ: true},
@@ -3806,155 +3773,135 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"quota_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"reserved_root"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", fmt[hex, gid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resgid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", fmt[hex, uid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resuid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rfdno"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "rfd9p", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"rq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rtdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rtdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rtdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", fmt[hex, int32]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", fmt[hex, int32]]", TypeSize: 27}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"sbsector"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32[0:98]]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 98},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_percent"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"stripe"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"subvol"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", stringnoz]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"subvolrootid"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", fmt[hex, int64]]", TypeSize: 27}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"sunit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"swidth"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"thread_pool"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"time_offset"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709550176, RangeEnd: 1440},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[dec, intptr]]", TypeSize: 28}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[hex, intptr]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"timeout"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"type\", array[int8, 4]]", TypeSize: 9}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"type"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", TypeSize: 4}, Kind: 1, RangeBegin: 4, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", fmt[hex, uid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"uname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"uname"}, NoZ: true},
@@ -4354,10 +4301,10 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "norgrplvb", TypeSize: 9}, Kind: 2, Values: []string{"norgrplvb"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "loccookie", TypeSize: 9}, Kind: 2, Values: []string{"loccookie"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noloccookie", TypeSize: 11}, Kind: 2, Values: []string{"noloccookie"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_quantum"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_percent"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "quota_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, FldName: "statfs_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, FldName: "statfs_percent"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, FldName: "quota_quantum"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_dlm", TypeSize: 13}, Kind: 2, Values: []string{"lockproto=dlm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_nolock", TypeSize: 21}, Kind: 2, Values: []string{"lockproto=lock_nolock"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"locktable\", stringnoz]"}, FldName: "locktable"},
@@ -4528,13 +4475,13 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "hfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hfs_options", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quiet", TypeSize: 5}, Kind: 2, Values: []string{"quiet"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, FldName: "file_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, FldName: "dir_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, FldName: "file_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, FldName: "dir_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepages_names]]"}, FldName: "codepage"},
@@ -4546,13 +4493,13 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "force", TypeSize: 5}, Kind: 2, Values: []string{"force"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"nls\", stringnoz[codepages_names]]"}, FldName: "nls"},
 	}}},
 	{Key: StructKey{Name: "hidp_connadd_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connadd_req", IsVarlen: true}, Fields: []Type{
@@ -6761,13 +6708,13 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "check_strict", TypeSize: 12}, Kind: 2, Values: []string{"check=strict"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "overriderock", TypeSize: 16}, Kind: 2, Values: []string{"overriderockperm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nocompress", TypeSize: 10}, Kind: 2, Values: []string{"nocompress"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sbsector"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "dmode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, FldName: "block"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, FldName: "sbsector"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, FldName: "dmode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, FldName: "block"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 	}}},
 	{Key: StructKey{Name: "itimerspec"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "itimerspec", TypeSize: 16}, Fields: []Type{
@@ -6799,11 +6746,11 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize_size"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, FldName: "discard_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, FldName: "discard_size"},
 	}}},
 	{Key: StructKey{Name: "kbentry"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kbentry", TypeSize: 4}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "table", TypeSize: 1}}},
@@ -12548,18 +12495,18 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "tca_actions_t[\"vlan\", array[m_vlan_options]]"}, FldName: "payload"},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "ntfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "ntfs_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mft_zone_multiplier"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_yes"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, FldName: "mft_zone_multiplier"},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_no", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_yes", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_no", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_yes", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_no", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_yes", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_recover", TypeSize: 14}, Kind: 2, Values: []string{"errors=recover"}, NoZ: true},
@@ -12837,9 +12784,9 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "p9_options_rdma_opt"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_rdma_opt", IsVarlen: true}, Fields: []Type{
 		&UnionType{Key: StructKey{Name: "p9_options"}, FldName: "common"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, FldName: "timeout"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, FldName: "sq"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, FldName: "rq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, FldName: "timeout"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, FldName: "sq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, FldName: "rq"},
 	}}},
 	{Key: StructKey{Name: "p9_options_tcp"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_tcp", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "trans", TypeSize: 10}, Kind: 2, Values: []string{"trans=tcp,"}, NoZ: true},
@@ -13715,8 +13662,8 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota", TypeSize: 9}, Kind: 2, Values: []string{"usrjquota"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota_file", TypeSize: 13}, Kind: 2, Values: []string{"usrjquota=syz"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "grpjquota", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "resize_auto", TypeSize: 11}, Kind: 2, Values: []string{"resize=auto"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"jdev\", stringnoz[filename]]"}, FldName: "jdev"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "jqfmt_vfsold", TypeSize: 12}, Kind: 2, Values: []string{"jqfmt=vfsold"}, NoZ: true},
@@ -18496,10 +18443,10 @@ var structDescs_arm = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dax", TypeSize: 3}, Kind: 2, Values: []string{"dax"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, FldName: "logbufs"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "biosize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sunit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, FldName: "swidth"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, FldName: "logbufs"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, FldName: "biosize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, FldName: "sunit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, FldName: "swidth"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logbsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "logbsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"allocsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "allocsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, FldName: "logdev"},
@@ -37789,4 +37736,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "0a3feaaffffb71aff5f32e0168658682d72cf743"
+const revision_arm = "186635723e9a89e330000a5d1a3af2f5a06dcb22"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index 46d41a8c6..e057214e8 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -826,7 +826,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 	}}},
 	{Key: StructKey{Name: "bpf_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, FldName: "mode"},
 	}}},
 	{Key: StructKey{Name: "bpf_prog"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_prog", TypeSize: 72}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bpf_prog_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18}},
@@ -949,14 +949,13 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_metadata", TypeSize: 17}, Kind: 2, Values: []string{"fragment=metadata"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_all", TypeSize: 12}, Kind: 2, Values: []string{"fragment=all"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "ref_verify", TypeSize: 10}, Kind: 2, Values: []string{"ref_verify"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "metadata_ratio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "subvolrootid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "check_int_print_mask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, FldName: "thread_pool"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, FldName: "metadata_ratio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, FldName: "check_int_print_mask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, FldName: "thread_pool"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, FldName: "device"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, FldName: "subvolid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "subvol"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, FldName: "subvolid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, FldName: "subvol"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "max_inline"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_algo"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress-force\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_force_algo"},
@@ -3114,21 +3113,21 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinit_itable", TypeSize: 13}, Kind: 2, Values: []string{"noinit_itable"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "test_dummy_encryption", TypeSize: 21}, Kind: 2, Values: []string{"test_dummy_encryption"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nombcache", TypeSize: 9}, Kind: 2, Values: []string{"nombcache"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sb"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "min_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_dev"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "barrier_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, FldName: "stripe"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "debug_want_extra_isize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inode_readahead_blks"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_ioprio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, FldName: "auto_da_alloc_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, FldName: "init_itable_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_dir_size_kb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, FldName: "sb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, FldName: "min_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, FldName: "max_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, FldName: "journal_dev"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, FldName: "barrier_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, FldName: "stripe"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, FldName: "debug_want_extra_isize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, FldName: "inode_readahead_blks"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, FldName: "journal_ioprio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, FldName: "auto_da_alloc_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, FldName: "init_itable_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, FldName: "max_dir_size_kb"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, FldName: "journal_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, FldName: "grpjquota_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"usrjquota\", stringnoz[filename]]"}, FldName: "usrjquota_path"},
@@ -3153,7 +3152,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_ext_identify", TypeSize: 20}, Kind: 2, Values: []string{"disable_ext_identify"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_xattr", TypeSize: 12}, Kind: 2, Values: []string{"inline_xattr"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_xattr", TypeSize: 14}, Kind: 2, Values: []string{"noinline_xattr"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inline_xattr_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, FldName: "inline_xattr_size"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_data", TypeSize: 11}, Kind: 2, Values: []string{"inline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_data", TypeSize: 13}, Kind: 2, Values: []string{"noinline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_dentry", TypeSize: 13}, Kind: 2, Values: []string{"inline_dentry"}, NoZ: true},
@@ -3167,10 +3166,8 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "data_flush", TypeSize: 10}, Kind: 2, Values: []string{"data_flush"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "adaptive_mode", TypeSize: 13}, Kind: 2, Values: []string{"mode=adaptive"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lfs_mode", TypeSize: 8}, Kind: 2, Values: []string{"mode=lfs"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, FldName: "reserved_root"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, FldName: "iobits"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lazytime", TypeSize: 8}, Kind: 2, Values: []string{"lazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nolazytime", TypeSize: 10}, Kind: 2, Values: []string{"nolazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quota", TypeSize: 5}, Kind: 2, Values: []string{"quota"}, NoZ: true},
@@ -3312,13 +3309,13 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs", TypeSize: 3}, Kind: 2, Values: []string{"nfs"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs_nostale_ro", TypeSize: 14}, Kind: 2, Values: []string{"nfs=nostale_ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dos1xfloppy", TypeSize: 11}, Kind: 2, Values: []string{"dos1xfloppy"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, FldName: "allow_utime"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, FldName: "time_offset"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, FldName: "allow_utime"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, FldName: "time_offset"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, FldName: "codepage"},
 	}}},
 	{Key: StructKey{Name: "fd_set", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fd_set", TypeSize: 64, ArgDir: 2}, Fields: []Type{
@@ -3577,55 +3574,45 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", fmt[oct, int32]]", TypeSize: 35}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"allow_utime"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"aname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"aname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"aname"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"auto_da_alloc"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", fmt[dec, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"biosize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"block"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "iso9660_blocks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{512, 1024, 2048}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"cachetag\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"cachetag\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"cachetag"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"check_int_print_mask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"codepage\", stringnoz[codepage_nums]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"codepage"}, NoZ: true},
@@ -3637,10 +3624,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"commit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"compress"}, NoZ: true},
@@ -3662,10 +3649,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]", TypeSize: 41}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 22}, Kind: 2, Values: []string{"debug_want_extra_isize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"device\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"device"}, NoZ: true},
@@ -3682,55 +3669,40 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", fmt[oct, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"dir_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"discard"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", fmt[oct, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"file_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"fmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", fmt[hex, gid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"grpjquota\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
@@ -3752,25 +3724,20 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"init_itable"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]", TypeSize: 36}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"inline_xattr_size"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"inode_readahead_blks"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"iobits"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_readahead_blks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iocharset\", stringnoz[codepages_names]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"iocharset"}, NoZ: true},
@@ -3782,15 +3749,15 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"journal_dev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"journal_ioprio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_path\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"journal_path"}, NoZ: true},
@@ -3807,55 +3774,55 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"logbufs"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 8},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"logdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"max_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 15}, Kind: 2, Values: []string{"max_dir_size_kb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"max_inline"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"metadata_ratio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]", TypeSize: 38}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 19}, Kind: 2, Values: []string{"mft_zone_multiplier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"min_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[oct, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"msize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"msize\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"msize"}, NoZ: true},
@@ -3867,10 +3834,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"part"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"port\", fmt[hex, sock_port]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"port\", fmt[hex, sock_port]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"port"}, NoZ: true},
@@ -3887,155 +3854,135 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"quota_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"reserved_root"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", fmt[hex, gid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resgid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", fmt[hex, uid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resuid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rfdno"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "rfd9p", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"rq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rtdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rtdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rtdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", fmt[hex, int32]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", fmt[hex, int32]]", TypeSize: 27}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"sbsector"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32[0:98]]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 98},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_percent"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"stripe"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"subvol"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", stringnoz]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"subvolrootid"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", fmt[hex, int64]]", TypeSize: 27}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"sunit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"swidth"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"thread_pool"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"time_offset"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709550176, RangeEnd: 1440},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[dec, intptr]]", TypeSize: 28}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[hex, intptr]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"timeout"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"type\", array[int8, 4]]", TypeSize: 9}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"type"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", TypeSize: 4}, Kind: 1, RangeBegin: 4, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", fmt[hex, uid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"uname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"uname"}, NoZ: true},
@@ -4435,10 +4382,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "norgrplvb", TypeSize: 9}, Kind: 2, Values: []string{"norgrplvb"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "loccookie", TypeSize: 9}, Kind: 2, Values: []string{"loccookie"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noloccookie", TypeSize: 11}, Kind: 2, Values: []string{"noloccookie"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_quantum"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_percent"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "quota_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, FldName: "statfs_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, FldName: "statfs_percent"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, FldName: "quota_quantum"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_dlm", TypeSize: 13}, Kind: 2, Values: []string{"lockproto=dlm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_nolock", TypeSize: 21}, Kind: 2, Values: []string{"lockproto=lock_nolock"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"locktable\", stringnoz]"}, FldName: "locktable"},
@@ -4616,13 +4563,13 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "hfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hfs_options", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quiet", TypeSize: 5}, Kind: 2, Values: []string{"quiet"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, FldName: "file_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, FldName: "dir_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, FldName: "file_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, FldName: "dir_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepages_names]]"}, FldName: "codepage"},
@@ -4634,13 +4581,13 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "force", TypeSize: 5}, Kind: 2, Values: []string{"force"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"nls\", stringnoz[codepages_names]]"}, FldName: "nls"},
 	}}},
 	{Key: StructKey{Name: "hidp_connadd_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connadd_req", IsVarlen: true}, Fields: []Type{
@@ -6858,13 +6805,13 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "check_strict", TypeSize: 12}, Kind: 2, Values: []string{"check=strict"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "overriderock", TypeSize: 16}, Kind: 2, Values: []string{"overriderockperm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nocompress", TypeSize: 10}, Kind: 2, Values: []string{"nocompress"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sbsector"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "dmode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, FldName: "block"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, FldName: "sbsector"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, FldName: "dmode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, FldName: "block"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 	}}},
 	{Key: StructKey{Name: "itimerspec"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "itimerspec", TypeSize: 32}, Fields: []Type{
@@ -6896,11 +6843,11 @@ var structDescs_arm64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize_size"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, FldName: "discard_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, FldName: "discard_size"},
 	}}},
 	{Key: StructKey{Name: "kbentry"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kbentry", TypeSize: 4}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "table", TypeSize: 1}}},
@@ -12728,18 +12675,18 @@ var structDescs_arm64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "tca_actions_t[\"vlan\", array[m_vlan_options]]"}, FldName: "payload"},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "ntfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "ntfs_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mft_zone_multiplier"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_yes"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, FldName: "mft_zone_multiplier"},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_no", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_yes", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_no", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_yes", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_no", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_yes", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_recover", TypeSize: 14}, Kind: 2, Values: []string{"errors=recover"}, NoZ: true},
@@ -13017,9 +12964,9 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "p9_options_rdma_opt"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_rdma_opt", IsVarlen: true}, Fields: []Type{
 		&UnionType{Key: StructKey{Name: "p9_options"}, FldName: "common"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, FldName: "timeout"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, FldName: "sq"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, FldName: "rq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, FldName: "timeout"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, FldName: "sq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, FldName: "rq"},
 	}}},
 	{Key: StructKey{Name: "p9_options_tcp"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_tcp", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "trans", TypeSize: 10}, Kind: 2, Values: []string{"trans=tcp,"}, NoZ: true},
@@ -13897,8 +13844,8 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota", TypeSize: 9}, Kind: 2, Values: []string{"usrjquota"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota_file", TypeSize: 13}, Kind: 2, Values: []string{"usrjquota=syz"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "grpjquota", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "resize_auto", TypeSize: 11}, Kind: 2, Values: []string{"resize=auto"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"jdev\", stringnoz[filename]]"}, FldName: "jdev"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "jqfmt_vfsold", TypeSize: 12}, Kind: 2, Values: []string{"jqfmt=vfsold"}, NoZ: true},
@@ -18734,10 +18681,10 @@ var structDescs_arm64 = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dax", TypeSize: 3}, Kind: 2, Values: []string{"dax"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, FldName: "logbufs"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "biosize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sunit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, FldName: "swidth"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, FldName: "logbufs"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, FldName: "biosize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, FldName: "sunit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, FldName: "swidth"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logbsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "logbsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"allocsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "allocsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, FldName: "logdev"},
@@ -37983,4 +37930,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "00c47311dd766ad62b73de3e4542815a783ba096"
+const revision_arm64 = "419df384f5db4871e5a0f094c3545fcae4685a2f"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index bbefab089..aeb9a2cc1 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -817,7 +817,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 	}}},
 	{Key: StructKey{Name: "bpf_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, FldName: "mode"},
 	}}},
 	{Key: StructKey{Name: "bpf_prog"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_prog", TypeSize: 72}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bpf_prog_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18}},
@@ -940,14 +940,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_metadata", TypeSize: 17}, Kind: 2, Values: []string{"fragment=metadata"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "fragment_all", TypeSize: 12}, Kind: 2, Values: []string{"fragment=all"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "ref_verify", TypeSize: 10}, Kind: 2, Values: []string{"ref_verify"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "metadata_ratio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "subvolrootid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "check_int_print_mask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, FldName: "thread_pool"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, FldName: "metadata_ratio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, FldName: "check_int_print_mask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, FldName: "thread_pool"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, FldName: "device"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, FldName: "subvolid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "subvol"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, FldName: "subvolid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, FldName: "subvol"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "max_inline"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_algo"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"compress-force\", stringnoz[btrfs_compress_algos]]"}, FldName: "compress_force_algo"},
@@ -3105,21 +3104,21 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinit_itable", TypeSize: 13}, Kind: 2, Values: []string{"noinit_itable"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "test_dummy_encryption", TypeSize: 21}, Kind: 2, Values: []string{"test_dummy_encryption"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nombcache", TypeSize: 9}, Kind: 2, Values: []string{"nombcache"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sb"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "min_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_batch_time"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_dev"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "barrier_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, FldName: "stripe"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "debug_want_extra_isize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inode_readahead_blks"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, FldName: "journal_ioprio"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, FldName: "auto_da_alloc_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, FldName: "init_itable_val"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, FldName: "max_dir_size_kb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, FldName: "sb"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, FldName: "min_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, FldName: "max_batch_time"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, FldName: "journal_dev"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, FldName: "barrier_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, FldName: "stripe"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, FldName: "debug_want_extra_isize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, FldName: "inode_readahead_blks"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, FldName: "journal_ioprio"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, FldName: "auto_da_alloc_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, FldName: "init_itable_val"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, FldName: "max_dir_size_kb"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, FldName: "journal_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, FldName: "grpjquota_path"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"usrjquota\", stringnoz[filename]]"}, FldName: "usrjquota_path"},
@@ -3144,7 +3143,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_ext_identify", TypeSize: 20}, Kind: 2, Values: []string{"disable_ext_identify"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_xattr", TypeSize: 12}, Kind: 2, Values: []string{"inline_xattr"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_xattr", TypeSize: 14}, Kind: 2, Values: []string{"noinline_xattr"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, FldName: "inline_xattr_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, FldName: "inline_xattr_size"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_data", TypeSize: 11}, Kind: 2, Values: []string{"inline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noinline_data", TypeSize: 13}, Kind: 2, Values: []string{"noinline_data"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "inline_dentry", TypeSize: 13}, Kind: 2, Values: []string{"inline_dentry"}, NoZ: true},
@@ -3158,10 +3157,8 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "data_flush", TypeSize: 10}, Kind: 2, Values: []string{"data_flush"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "adaptive_mode", TypeSize: 13}, Kind: 2, Values: []string{"mode=adaptive"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lfs_mode", TypeSize: 8}, Kind: 2, Values: []string{"mode=lfs"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, FldName: "reserved_root"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resgid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resuid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, FldName: "iobits"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, FldName: "resgid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, FldName: "resuid"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lazytime", TypeSize: 8}, Kind: 2, Values: []string{"lazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nolazytime", TypeSize: 10}, Kind: 2, Values: []string{"nolazytime"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quota", TypeSize: 5}, Kind: 2, Values: []string{"quota"}, NoZ: true},
@@ -3303,13 +3300,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs", TypeSize: 3}, Kind: 2, Values: []string{"nfs"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nfs_nostale_ro", TypeSize: 14}, Kind: 2, Values: []string{"nfs=nostale_ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dos1xfloppy", TypeSize: 11}, Kind: 2, Values: []string{"dos1xfloppy"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, FldName: "allow_utime"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, FldName: "time_offset"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, FldName: "allow_utime"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, FldName: "time_offset"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, FldName: "codepage"},
 	}}},
 	{Key: StructKey{Name: "fd_set", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fd_set", TypeSize: 64, ArgDir: 2}, Fields: []Type{
@@ -3568,55 +3565,45 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"allow_utime\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"allow_utime\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"allow_utime\", fmt[oct, int32]]", TypeSize: 35}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"allow_utime"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"aname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"aname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"aname"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"auto_da_alloc\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"auto_da_alloc"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"barrier\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"barrier\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"biosize\", fmt[dec, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"biosize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"block"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "iso9660_blocks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{512, 1024, 2048}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"cachetag\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"cachetag\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"cachetag"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"check_int_print_mask\", fmt[hex, int32]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"check_int_print_mask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepage_nums]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"codepage\", stringnoz[codepage_nums]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"codepage"}, NoZ: true},
@@ -3628,10 +3615,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"commit\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"commit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"compress\", stringnoz[btrfs_compress_algos]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"compress"}, NoZ: true},
@@ -3653,10 +3640,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"debug_want_extra_isize\", fmt[hex, int32]]", TypeSize: 41}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 22}, Kind: 2, Values: []string{"debug_want_extra_isize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"device\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"device\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"device"}, NoZ: true},
@@ -3673,55 +3660,40 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dir_umask\", fmt[oct, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"dir_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"discard\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"discard"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"dmode\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"dmode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"file_umask\", fmt[oct, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"file_umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"fmask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"fmask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", fmt[hex, gid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"gid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"gid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"gid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"grpjquota\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"grpjquota\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
@@ -3743,25 +3715,20 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"init_itable\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"init_itable\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"init_itable"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inline_xattr_size\", fmt[hex, int32]]", TypeSize: 36}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"inline_xattr_size"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"inode_readahead_blks\", fmt[hex, flags[ext4_inode_readahead_blks]]]", TypeSize: 39}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 20}, Kind: 2, Values: []string{"inode_readahead_blks"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iobits\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"iobits"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "ext4_inode_readahead_blks", TypeSize: 18}, ArgFormat: 3}, Vals: []uint64{0, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576, 2097152, 4194304, 8388608, 16777216, 33554432, 67108864, 134217728}, BitMask: true},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"iocharset\", stringnoz[codepages_names]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 9}, Kind: 2, Values: []string{"iocharset"}, NoZ: true},
@@ -3773,15 +3740,15 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_dev\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_dev\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"journal_dev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_ioprio\", fmt[hex, int32[0:7]]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"journal_ioprio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 7},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"journal_path\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"journal_path\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"journal_path"}, NoZ: true},
@@ -3798,55 +3765,55 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"logbufs"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 20}, ArgFormat: 2}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 8},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"logdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"logdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"max_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_dir_size_kb\", fmt[hex, int32]]", TypeSize: 34}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 15}, Kind: 2, Values: []string{"max_dir_size_kb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"max_inline\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 10}, Kind: 2, Values: []string{"max_inline"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"metadata_ratio\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"metadata_ratio"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]", TypeSize: 38}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 19}, Kind: 2, Values: []string{"mft_zone_multiplier"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709551615, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"min_batch_time\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"min_batch_time\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"min_batch_time"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"mode\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"mode\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"mode\", fmt[oct, int32]]", TypeSize: 28}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"mode"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"msize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"msize\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"msize"}, NoZ: true},
@@ -3858,10 +3825,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, SubKind: "codepages_names", Values: []string{"macceltic", "maccenteuro", "maccroatian", "maccyrillic", "macgaelic", "macgreek", "maciceland", "macinuit", "macroman", "macromanian", "macturkish", "ascii", "default", "cp1250", "cp1251", "cp1255", "cp437", "cp737", "cp775", "cp850", "cp852", "cp855", "cp857", "cp860", "cp861", "cp862", "cp863", "cp864", "cp865", "cp866", "cp869", "cp874", "cp932", "cp936", "cp949", "cp950", "euc-jp", "iso8859-13", "iso8859-14", "iso8859-15", "iso8859-1", "iso8859-2", "iso8859-3", "iso8859-4", "iso8859-5", "iso8859-6", "iso8859-7", "iso8859-9", "koi8-r", "koi8-ru", "koi8-u", "utf8", "none"}, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"part\", fmt[hex, int32]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"part"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"port\", fmt[hex, sock_port]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"port\", fmt[hex, sock_port]]", TypeSize: 23}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"port"}, NoZ: true},
@@ -3878,155 +3845,135 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"quota_quantum\", fmt[hex, int32]]", TypeSize: 32}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"quota_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"reserved_root\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 13}, Kind: 2, Values: []string{"reserved_root"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resgid\", fmt[hex, gid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resgid\", fmt[hex, gid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resgid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "gid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resize\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resize"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"resuid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"resuid\", fmt[hex, uid]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"resuid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rfdno\", fmt[hex, rfd9p]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rfdno"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "rfd9p", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"rq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"rtdev\", stringnoz[filename]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"rtdev\", stringnoz[filename]]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"rtdev"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "val", IsVarlen: true}, Kind: 3, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sb\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sb\", fmt[hex, int32]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sb"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sbsector\", fmt[hex, int32]]", TypeSize: 27}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"sbsector"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32[0:98]]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeEnd: 98},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"session\", fmt[hex, int32]]", TypeSize: 26}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"session"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[dec, intptr]]", TypeSize: 23}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sq\", fmt[hex, intptr]]", TypeSize: 21}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 2}, Kind: 2, Values: []string{"sq"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_percent\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_percent"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]", TypeSize: 33}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 14}, Kind: 2, Values: []string{"statfs_quantum"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"stripe\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"stripe\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"stripe"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", array[flags[fs_opt_digits_suffix, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"subvol\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvol\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"subvol"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits_suffix", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 107, 109, 103, 116, 112, 101}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolid\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", stringnoz]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "val", IsVarlen: true}, Kind: 2, NoZ: true},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolrootid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 12}, Kind: 2, Values: []string{"subvolrootid"}, NoZ: true},
+	{Key: StructKey{Name: "fs_opt[\"subvolid\", fmt[hex, int64]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"subvolid\", fmt[hex, int64]]", TypeSize: 27}, Fields: []Type{
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 8}, Kind: 2, Values: []string{"subvolid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"sunit\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"sunit"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"swidth\", fmt[hex, int32]]", TypeSize: 25}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 6}, Kind: 2, Values: []string{"swidth"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"thread_pool\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"thread_pool\", fmt[hex, int32]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"thread_pool"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"time_offset\", fmt[hex, int32[-1440:1440]]]", TypeSize: 30}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 11}, Kind: 2, Values: []string{"time_offset"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}, Kind: 2, RangeBegin: 18446744073709550176, RangeEnd: 1440},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[dec, intptr]]", TypeSize: 28}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"timeout\", fmt[hex, intptr]]", TypeSize: 26}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 7}, Kind: 2, Values: []string{"timeout"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 20}, ArgFormat: 2}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 18}, ArgFormat: 3}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"type\", array[int8, 4]]", TypeSize: 9}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 4}, Kind: 2, Values: []string{"type"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", TypeSize: 4}, Kind: 1, RangeBegin: 4, RangeEnd: 4},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", fmt[hex, uid]]", TypeSize: 22}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
-	}}},
-	{Key: StructKey{Name: "fs_opt[\"uid\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uid\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
-		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 3}, Kind: 2, Values: []string{"uid"}, NoZ: true},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&ResourceType{TypeCommon: TypeCommon{TypeName: "uid", TypeSize: 18}, ArgFormat: 3},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[hex, int32]]", TypeSize: 24}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "fs_opt_digits", TypeSize: 1}}, Vals: []uint64{45, 120, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57}}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 18}, ArgFormat: 3}},
 	}}},
-	{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", array[int8['0':'7']]]", IsVarlen: true}, Fields: []Type{
+	{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"umask\", fmt[oct, int32]]", TypeSize: 29}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"umask"}, NoZ: true},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "eq", TypeSize: 1}}, Val: 61},
-		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "val", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", TypeSize: 1}}, Kind: 2, RangeBegin: 48, RangeEnd: 55}},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", TypeSize: 23}, ArgFormat: 4}},
 	}}},
 	{Key: StructKey{Name: "fs_opt[\"uname\", stringnoz]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "fs_opt[\"uname\", stringnoz]", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "name", TypeSize: 5}, Kind: 2, Values: []string{"uname"}, NoZ: true},
@@ -4426,10 +4373,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "norgrplvb", TypeSize: 9}, Kind: 2, Values: []string{"norgrplvb"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "loccookie", TypeSize: 9}, Kind: 2, Values: []string{"loccookie"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "noloccookie", TypeSize: 11}, Kind: 2, Values: []string{"noloccookie"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_quantum"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", array[flags[fs_opt_digits, int8]]]"}, FldName: "statfs_percent"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", array[flags[fs_opt_digits, int8]]]"}, FldName: "quota_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_quantum\", fmt[hex, int32]]"}, FldName: "statfs_quantum"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"statfs_percent\", fmt[hex, int32]]"}, FldName: "statfs_percent"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"quota_quantum\", fmt[hex, int32]]"}, FldName: "quota_quantum"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_dlm", TypeSize: 13}, Kind: 2, Values: []string{"lockproto=dlm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "lockproto_nolock", TypeSize: 21}, Kind: 2, Values: []string{"lockproto=lock_nolock"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"locktable\", stringnoz]"}, FldName: "locktable"},
@@ -4607,13 +4554,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "hfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hfs_options", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "quiet", TypeSize: 5}, Kind: 2, Values: []string{"quiet"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", array[int8['0':'7']]]"}, FldName: "file_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", array[int8['0':'7']]]"}, FldName: "dir_umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"file_umask\", fmt[oct, int32]]"}, FldName: "file_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dir_umask\", fmt[oct, int32]]"}, FldName: "dir_umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"codepage\", stringnoz[codepages_names]]"}, FldName: "codepage"},
@@ -4625,13 +4572,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "force", TypeSize: 5}, Kind: 2, Values: []string{"force"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"type\", array[int8, 4]]"}, FldName: "type"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"creator\", array[int8, 4]]"}, FldName: "creator"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"part\", array[flags[fs_opt_digits, int8]]]"}, FldName: "part"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"part\", fmt[hex, int32]]"}, FldName: "part"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32]]"}, FldName: "session"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"nls\", stringnoz[codepages_names]]"}, FldName: "nls"},
 	}}},
 	{Key: StructKey{Name: "hidp_connadd_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connadd_req", IsVarlen: true}, Fields: []Type{
@@ -6836,13 +6783,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "check_strict", TypeSize: 12}, Kind: 2, Values: []string{"check=strict"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "overriderock", TypeSize: 16}, Kind: 2, Values: []string{"overriderockperm"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nocompress", TypeSize: 10}, Kind: 2, Values: []string{"nocompress"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"session\", array[flags[fs_opt_digits, int8]]]"}, FldName: "session"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sbsector"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", array[flags[fs_opt_digits, int8]]]"}, FldName: "dmode"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"block\", array[flags[fs_opt_digits, int8]]]"}, FldName: "block"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"session\", fmt[hex, int32[0:98]]]"}, FldName: "session"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sbsector\", fmt[hex, int32]]"}, FldName: "sbsector"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mode\", fmt[hex, int32]]"}, FldName: "mode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmode\", fmt[hex, int32]]"}, FldName: "dmode"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"block\", fmt[hex, flags[iso9660_blocks]]]"}, FldName: "block"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 	}}},
 	{Key: StructKey{Name: "itimerspec"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "itimerspec", TypeSize: 32}, Fields: []Type{
@@ -6874,11 +6821,11 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "fs_opt[\"iocharset\", stringnoz[codepages_names]]"}, FldName: "iocharset"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize_size"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[flags[fs_opt_digits, int8]]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", array[flags[fs_opt_digits, int8]]]"}, FldName: "discard_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize_size"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[hex, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"discard\", fmt[hex, int32]]"}, FldName: "discard_size"},
 	}}},
 	{Key: StructKey{Name: "kbentry"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kbentry", TypeSize: 4}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "table", TypeSize: 1}}},
@@ -12680,18 +12627,18 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "tca_actions_t[\"vlan\", array[m_vlan_options]]"}, FldName: "payload"},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "ntfs_options"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "ntfs_options", IsVarlen: true}, Fields: []Type{
-		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "uid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", array[flags[fs_opt_digits, int8]]]"}, FldName: "gid"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", array[int8['0':'7']]]"}, FldName: "umask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", array[int8['0':'7']]]"}, FldName: "fmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", array[int8['0':'7']]]"}, FldName: "dmask"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", array[flags[fs_opt_digits, int8]]]"}, FldName: "mft_zone_multiplier"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"show_sys_files=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "show_sys_files_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"case_sensitive=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "case_sensitive_yes"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=no\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_no"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"disable_sparse=yes\", array[flags[fs_opt_digits, int8]]]"}, FldName: "disable_sparse_yes"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"uid\", fmt[hex, uid]]"}, FldName: "uid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"gid\", fmt[hex, gid]]"}, FldName: "gid"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"umask\", fmt[oct, int32]]"}, FldName: "umask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"fmask\", fmt[oct, int32]]"}, FldName: "fmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"dmask\", fmt[oct, int32]]"}, FldName: "dmask"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"mft_zone_multiplier\", fmt[hex, int32[-1:4]]]"}, FldName: "mft_zone_multiplier"},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_no", TypeSize: 17}, Kind: 2, Values: []string{"show_sys_files=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "show_sys_files_yes", TypeSize: 18}, Kind: 2, Values: []string{"show_sys_files=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_no", TypeSize: 17}, Kind: 2, Values: []string{"case_sensitive=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "case_sensitive_yes", TypeSize: 18}, Kind: 2, Values: []string{"case_sensitive=yes"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_no", TypeSize: 17}, Kind: 2, Values: []string{"disable_sparse=no"}, NoZ: true},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "disable_sparse_yes", TypeSize: 18}, Kind: 2, Values: []string{"disable_sparse=yes"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_remount", TypeSize: 17}, Kind: 2, Values: []string{"errors=remount-ro"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_continue", TypeSize: 15}, Kind: 2, Values: []string{"errors=continue"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "errors_recover", TypeSize: 14}, Kind: 2, Values: []string{"errors=recover"}, NoZ: true},
@@ -12969,9 +12916,9 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "p9_options_rdma_opt"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_rdma_opt", IsVarlen: true}, Fields: []Type{
 		&UnionType{Key: StructKey{Name: "p9_options"}, FldName: "common"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[dec, intptr]]"}, FldName: "timeout"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[dec, intptr]]"}, FldName: "sq"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[dec, intptr]]"}, FldName: "rq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"timeout\", fmt[hex, intptr]]"}, FldName: "timeout"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sq\", fmt[hex, intptr]]"}, FldName: "sq"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"rq\", fmt[hex, intptr]]"}, FldName: "rq"},
 	}}},
 	{Key: StructKey{Name: "p9_options_tcp"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "p9_options_tcp", IsVarlen: true}, Fields: []Type{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "trans", TypeSize: 10}, Kind: 2, Values: []string{"trans=tcp,"}, NoZ: true},
@@ -13849,8 +13796,8 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota", TypeSize: 9}, Kind: 2, Values: []string{"usrjquota"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "usrjquota_file", TypeSize: 13}, Kind: 2, Values: []string{"usrjquota=syz"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "grpjquota", TypeSize: 9}, Kind: 2, Values: []string{"grpjquota"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "commit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "resize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"commit\", fmt[hex, int32]]"}, FldName: "commit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"resize\", fmt[hex, int32]]"}, FldName: "resize"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "resize_auto", TypeSize: 11}, Kind: 2, Values: []string{"resize=auto"}, NoZ: true},
 		&StructType{Key: StructKey{Name: "fs_opt[\"jdev\", stringnoz[filename]]"}, FldName: "jdev"},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "jqfmt_vfsold", TypeSize: 12}, Kind: 2, Values: []string{"jqfmt=vfsold"}, NoZ: true},
@@ -17801,10 +17748,10 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "dax", TypeSize: 3}, Kind: 2, Values: []string{"dax"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "barrier", TypeSize: 7}, Kind: 2, Values: []string{"barrier"}, NoZ: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "stringnoz", FldName: "nobarrier", TypeSize: 9}, Kind: 2, Values: []string{"nobarrier"}, NoZ: true},
-		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", array[flags[fs_opt_digits, int8]]]"}, FldName: "logbufs"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", array[flags[fs_opt_digits, int8]]]"}, FldName: "biosize"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", array[flags[fs_opt_digits, int8]]]"}, FldName: "sunit"},
-		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", array[flags[fs_opt_digits, int8]]]"}, FldName: "swidth"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"logbufs\", fmt[dec, int32[-1:8]]]"}, FldName: "logbufs"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"biosize\", fmt[dec, int32]]"}, FldName: "biosize"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"sunit\", fmt[hex, int32]]"}, FldName: "sunit"},
+		&StructType{Key: StructKey{Name: "fs_opt[\"swidth\", fmt[hex, int32]]"}, FldName: "swidth"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logbsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "logbsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"allocsize\", array[flags[fs_opt_digits_suffix, int8]]]"}, FldName: "allocsize"},
 		&StructType{Key: StructKey{Name: "fs_opt[\"logdev\", stringnoz[filename]]"}, FldName: "logdev"},
@@ -35414,4 +35361,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "21d3ded7e78d47605f5df922e6ad4407f3497b4f"
+const revision_ppc64le = "1f1d0afaa0e7982e9137fec861d5d3e6c3f492f0"