pkg/compiler: make signalno a type alias

We don't need compiler support for such things anymore,
now we simply can do:

type signalno int32[0:65]

8 files changed, 62 insertions, 134 deletions

diff --git a/sys/freebsd/sys.txt b/sys/freebsd/sys.txt
index 42678f654..60f7f8afb 100644
--- a/sys/freebsd/sys.txt
+++ b/sys/freebsd/sys.txt
@@ -175,25 +175,6 @@ io_event {
 	res2	int32
 }
 
-sigevent {
-	val	const[0, intptr]
-	signo	signalno
-	notify	flags[sigev_notify, int32]
-	u	sigevent_u
-	pad	array[const[0, int64], 8]
-}
-
-sigevent_u [
-	tid	pid
-	thr	sigevent_thread
-]
-
-sigevent_thread {
-# TODO: this is function pointer and pthread_attr_t (?)
-	func	buffer[in]
-	attr	buffer[in]
-}
-
 cap_header {
 	var	flags[cap_version, int32]
 	pid	pid
@@ -287,14 +268,6 @@ rlimit {
 	hard	intptr
 }
 
-sigaction {
-# TODO: function pointers need special support
-	handler	intptr
-	mask	sigset
-	flags	flags[sigaction_flags, intptr]
-	restor	intptr
-}
-
 tms {
 	utime	intptr
 	stime	intptr
@@ -302,14 +275,6 @@ tms {
 	cstime	intptr
 }
 
-siginfo {
-	signo	signalno
-	errno	int32
-	code	int32
-	pad3	int32
-# actual size is 128 bytes
-}
-
 timex {
 	stuff0	intptr
 	stuff1	intptr
@@ -387,7 +352,6 @@ ucred {
 fadvise_flags = POSIX_FADV_NORMAL, POSIX_FADV_SEQUENTIAL, POSIX_FADV_RANDOM, POSIX_FADV_NOREUSE, POSIX_FADV_WILLNEED, POSIX_FADV_DONTNEED
 dup_flags = O_CLOEXEC
 clock_type = CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID
-sigev_notify = SIGEV_NONE, SIGEV_SIGNAL, SIGEV_THREAD, SIGEV_THREAD_ID
 cap_version = 0x19980330, 0x20071026, 0x20080522
 pollfd_events = POLLIN, POLLPRI, POLLOUT, POLLERR, POLLHUP, POLLNVAL, POLLRDNORM, POLLRDBAND, POLLWRNORM, POLLWRBAND, POLLINIGNEOF
 mknod_mode = S_IFREG, S_IFCHR, S_IFBLK, S_IFIFO, S_IFSOCK, S_IRUSR, S_IWUSR, S_IXUSR, S_IRGRP, S_IWGRP, S_IXGRP, S_IROTH, S_IWOTH, S_IXOTH
@@ -403,7 +367,6 @@ sigprocmask_how = SIG_BLOCK, SIG_UNBLOCK, SIG_SETMASK
 getitimer_which = ITIMER_REAL, ITIMER_VIRTUAL, ITIMER_PROF
 wait_options = WNOHANG, WUNTRACED, WCONTINUED, WEXITED, WSTOPPED, WCONTINUED, WNOHANG, WNOWAIT
 waitid_which = P_PID, P_PGID, P_ALL
-sigaction_flags = SA_NOCLDSTOP, SA_NOCLDWAIT, SA_NODEFER, SA_ONSTACK, SA_RESETHAND, SA_RESTART, SA_SIGINFO
 timer_flags = 0, TIMER_ABSTIME
 utimensat_flags = 0, AT_SYMLINK_NOFOLLOW
 priority_which = PRIO_PROCESS, PRIO_PGRP, PRIO_USER
diff --git a/sys/linux/386.go b/sys/linux/386.go
index e4fb9f491..27d784d57 100644
--- a/sys/linux/386.go
+++ b/sys/linux/386.go
@@ -991,7 +991,7 @@ var structDescs_386 = []*KeyedStruct{
 	{Key: StructKey{Name: "drm_wait_vblank"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "drm_wait_vblank", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "drm_vblank_seq_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{0, 1, 62, 67108864, 134217728, 268435456, 536870912, 1073741824}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "seq", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}}},
 	{Key: StructKey{Name: "epoll_event"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "epoll_event", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "epoll_ev", FldName: "ev", TypeSize: 4}}, Vals: []uint64{1, 4, 8192, 2, 8, 16, 2147483648, 1073741824, 268435456, 536870912}},
@@ -4458,7 +4458,7 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 88}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigev_notify", FldName: "notify", TypeSize: 4}}, Vals: []uint64{1, 0, 2, 4}},
 		&UnionType{Key: StructKey{Name: "sigevent_u"}, FldName: "u"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
@@ -4473,13 +4473,13 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "sigevent_thread"}, FldName: "thr"},
 	}}},
 	{Key: StructKey{Name: "siginfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "siginfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4, ArgDir: 1}}},
@@ -7144,7 +7144,7 @@ var syscalls_386 = []*Syscall{
 	{ID: 122, NR: 55, Name: "fcntl$setsig", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 10},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 123, NR: 55, Name: "fcntl$setstatus", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
@@ -9157,7 +9157,7 @@ var syscalls_386 = []*Syscall{
 	{ID: 471, NR: 54, Name: "ioctl$KDSIGACCEPT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 19278},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 472, NR: 54, Name: "ioctl$KDSKBLED", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
@@ -12155,7 +12155,7 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "path", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
 	}},
 	{ID: 1055, NR: 174, Name: "rt_sigaction", CallName: "rt_sigaction", Args: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Buf: "fake"},
@@ -12173,7 +12173,7 @@ var syscalls_386 = []*Syscall{
 	}},
 	{ID: 1058, NR: 178, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1059, NR: 173, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
@@ -12190,7 +12190,7 @@ var syscalls_386 = []*Syscall{
 	{ID: 1062, NR: 335, Name: "rt_tgsigqueueinfo", CallName: "rt_tgsigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1063, NR: 242, Name: "sched_getaffinity", CallName: "sched_getaffinity", Args: []Type{
@@ -14492,7 +14492,7 @@ var syscalls_386 = []*Syscall{
 	{ID: 1435, NR: 270, Name: "tgkill", CallName: "tgkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1436, NR: 13, Name: "time", CallName: "time", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "t", TypeSize: 4}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4, ArgDir: 1}}}},
@@ -14537,7 +14537,7 @@ var syscalls_386 = []*Syscall{
 	}},
 	{ID: 1446, NR: 238, Name: "tkill", CallName: "tkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1447, NR: 92, Name: "truncate", CallName: "truncate", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "file", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
@@ -17920,4 +17920,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "61a1470bb1a43c7bd36f95380a36757f8965dd69"
+const revision_386 = "19761e9c6fa7b5c23efe209122f70a87cb728def"
diff --git a/sys/linux/amd64.go b/sys/linux/amd64.go
index 1fbf9d0e2..d52e4350c 100644
--- a/sys/linux/amd64.go
+++ b/sys/linux/amd64.go
@@ -1012,7 +1012,7 @@ var structDescs_amd64 = []*KeyedStruct{
 	{Key: StructKey{Name: "drm_wait_vblank"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "drm_wait_vblank", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "drm_vblank_seq_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{0, 1, 62, 67108864, 134217728, 268435456, 536870912, 1073741824}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "seq", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}}},
 	{Key: StructKey{Name: "epoll_event"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "epoll_event", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "epoll_ev", FldName: "ev", TypeSize: 4}}, Vals: []uint64{1, 4, 8192, 2, 8, 16, 2147483648, 1073741824, 268435456, 536870912}},
@@ -4586,7 +4586,7 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 96}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigev_notify", FldName: "notify", TypeSize: 4}}, Vals: []uint64{1, 0, 2, 4}},
 		&UnionType{Key: StructKey{Name: "sigevent_u"}, FldName: "u"},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "pad", TypeSize: 64}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 8}}}, Kind: 1, RangeBegin: 8, RangeEnd: 8},
@@ -4600,13 +4600,13 @@ var structDescs_amd64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "sigevent_thread"}, FldName: "thr"},
 	}}},
 	{Key: StructKey{Name: "siginfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "siginfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4, ArgDir: 1}}},
@@ -7387,7 +7387,7 @@ var syscalls_amd64 = []*Syscall{
 	{ID: 133, NR: 72, Name: "fcntl$setsig", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 10},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 134, NR: 72, Name: "fcntl$setstatus", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
@@ -9435,7 +9435,7 @@ var syscalls_amd64 = []*Syscall{
 	{ID: 489, NR: 16, Name: "ioctl$KDSIGACCEPT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 19278},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 490, NR: 16, Name: "ioctl$KDSKBLED", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
@@ -12503,7 +12503,7 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "path", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
 	}},
 	{ID: 1087, NR: 13, Name: "rt_sigaction", CallName: "rt_sigaction", Args: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Buf: "fake"},
@@ -12521,7 +12521,7 @@ var syscalls_amd64 = []*Syscall{
 	}},
 	{ID: 1090, NR: 129, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1091, NR: 15, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
@@ -12538,7 +12538,7 @@ var syscalls_amd64 = []*Syscall{
 	{ID: 1094, NR: 297, Name: "rt_tgsigqueueinfo", CallName: "rt_tgsigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1095, NR: 204, Name: "sched_getaffinity", CallName: "sched_getaffinity", Args: []Type{
@@ -14989,7 +14989,7 @@ var syscalls_amd64 = []*Syscall{
 	{ID: 1495, NR: 234, Name: "tgkill", CallName: "tgkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1496, NR: 201, Name: "time", CallName: "time", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "t", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}},
@@ -15034,7 +15034,7 @@ var syscalls_amd64 = []*Syscall{
 	}},
 	{ID: 1506, NR: 200, Name: "tkill", CallName: "tkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1507, NR: 76, Name: "truncate", CallName: "truncate", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "file", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
@@ -18449,4 +18449,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "321f7567e5ebda4b1d2b170d83c76869d62b8b36"
+const revision_amd64 = "0714be62d1ae856270b2c18f1a45c59385724af1"
diff --git a/sys/linux/arm.go b/sys/linux/arm.go
index adfc0f23d..e32efab01 100644
--- a/sys/linux/arm.go
+++ b/sys/linux/arm.go
@@ -996,7 +996,7 @@ var structDescs_arm = []*KeyedStruct{
 	{Key: StructKey{Name: "drm_wait_vblank"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "drm_wait_vblank", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "drm_vblank_seq_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{0, 1, 62, 67108864, 134217728, 268435456, 536870912, 1073741824}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "seq", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}}},
 	{Key: StructKey{Name: "epoll_event"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "epoll_event", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "epoll_ev", FldName: "ev", TypeSize: 4}}, Vals: []uint64{1, 4, 8192, 2, 8, 16, 2147483648, 1073741824, 268435456, 536870912}},
@@ -4327,7 +4327,7 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 88}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigev_notify", FldName: "notify", TypeSize: 4}}, Vals: []uint64{1, 0, 2, 4}},
 		&UnionType{Key: StructKey{Name: "sigevent_u"}, FldName: "u"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
@@ -4342,13 +4342,13 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "sigevent_thread"}, FldName: "thr"},
 	}}},
 	{Key: StructKey{Name: "siginfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "siginfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4, ArgDir: 1}}},
@@ -7035,7 +7035,7 @@ var syscalls_arm = []*Syscall{
 	{ID: 130, NR: 55, Name: "fcntl$setsig", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 10},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 131, NR: 55, Name: "fcntl$setstatus", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
@@ -9041,7 +9041,7 @@ var syscalls_arm = []*Syscall{
 	{ID: 477, NR: 54, Name: "ioctl$KDSIGACCEPT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 4}}, Val: 19278},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 478, NR: 54, Name: "ioctl$KDSKBLED", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
@@ -11940,7 +11940,7 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "path", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
 	}},
 	{ID: 1041, NR: 174, Name: "rt_sigaction", CallName: "rt_sigaction", Args: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Buf: "fake"},
@@ -11958,7 +11958,7 @@ var syscalls_arm = []*Syscall{
 	}},
 	{ID: 1044, NR: 178, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1045, NR: 173, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
@@ -11975,7 +11975,7 @@ var syscalls_arm = []*Syscall{
 	{ID: 1048, NR: 363, Name: "rt_tgsigqueueinfo", CallName: "rt_tgsigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1049, NR: 242, Name: "sched_getaffinity", CallName: "sched_getaffinity", Args: []Type{
@@ -14416,7 +14416,7 @@ var syscalls_arm = []*Syscall{
 	{ID: 1447, NR: 268, Name: "tgkill", CallName: "tgkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1448, NR: 257, Name: "timer_create", CallName: "timer_create", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "clock_id", FldName: "id", TypeSize: 4}}, Vals: []uint64{0, 5, 1, 6, 4, 7, 2, 3}},
@@ -14458,7 +14458,7 @@ var syscalls_arm = []*Syscall{
 	}},
 	{ID: 1457, NR: 238, Name: "tkill", CallName: "tkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1458, NR: 92, Name: "truncate", CallName: "truncate", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "file", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
@@ -17717,4 +17717,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "4ef4f4608f3695cbc0b125497ca2e00ac8cf976e"
+const revision_arm = "12b7fe7bdf6b5c79596458c63dfc99bba78c839c"
diff --git a/sys/linux/arm64.go b/sys/linux/arm64.go
index 374c63b37..e937d50d0 100644
--- a/sys/linux/arm64.go
+++ b/sys/linux/arm64.go
@@ -1012,7 +1012,7 @@ var structDescs_arm64 = []*KeyedStruct{
 	{Key: StructKey{Name: "drm_wait_vblank"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "drm_wait_vblank", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "drm_vblank_seq_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{0, 1, 62, 67108864, 134217728, 268435456, 536870912, 1073741824}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "seq", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}}},
 	{Key: StructKey{Name: "epoll_event"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "epoll_event", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "epoll_ev", FldName: "ev", TypeSize: 4}}, Vals: []uint64{1, 4, 8192, 2, 8, 16, 2147483648, 1073741824, 268435456, 536870912}},
@@ -4391,7 +4391,7 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 96}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigev_notify", FldName: "notify", TypeSize: 4}}, Vals: []uint64{1, 0, 2, 4}},
 		&UnionType{Key: StructKey{Name: "sigevent_u"}, FldName: "u"},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "pad", TypeSize: 64}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 8}}}, Kind: 1, RangeBegin: 8, RangeEnd: 8},
@@ -4405,13 +4405,13 @@ var structDescs_arm64 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "sigevent_thread"}, FldName: "thr"},
 	}}},
 	{Key: StructKey{Name: "siginfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "siginfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4, ArgDir: 1}}},
@@ -7127,7 +7127,7 @@ var syscalls_arm64 = []*Syscall{
 	{ID: 124, NR: 25, Name: "fcntl$setsig", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 10},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 125, NR: 25, Name: "fcntl$setstatus", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
@@ -9158,7 +9158,7 @@ var syscalls_arm64 = []*Syscall{
 	{ID: 475, NR: 29, Name: "ioctl$KDSIGACCEPT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 19278},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 476, NR: 29, Name: "ioctl$KDSKBLED", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
@@ -12025,7 +12025,7 @@ var syscalls_arm64 = []*Syscall{
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "key", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{ID: 1029, NR: 128, Name: "restart_syscall", CallName: "restart_syscall"},
 	{ID: 1030, NR: 134, Name: "rt_sigaction", CallName: "rt_sigaction", Args: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Buf: "fake"},
@@ -12043,7 +12043,7 @@ var syscalls_arm64 = []*Syscall{
 	}},
 	{ID: 1033, NR: 138, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1034, NR: 139, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
@@ -12060,7 +12060,7 @@ var syscalls_arm64 = []*Syscall{
 	{ID: 1037, NR: 240, Name: "rt_tgsigqueueinfo", CallName: "rt_tgsigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1038, NR: 123, Name: "sched_getaffinity", CallName: "sched_getaffinity", Args: []Type{
@@ -14476,7 +14476,7 @@ var syscalls_arm64 = []*Syscall{
 	{ID: 1430, NR: 131, Name: "tgkill", CallName: "tgkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1431, NR: 107, Name: "timer_create", CallName: "timer_create", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "clock_id", FldName: "id", TypeSize: 8}}, Vals: []uint64{0, 5, 1, 6, 4, 7, 2, 3}},
@@ -14518,7 +14518,7 @@ var syscalls_arm64 = []*Syscall{
 	}},
 	{ID: 1440, NR: 130, Name: "tkill", CallName: "tkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1441, NR: 45, Name: "truncate", CallName: "truncate", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "file", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
@@ -17831,4 +17831,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "3d2bd792c348a3a3567894172f563508424fa0a8"
+const revision_arm64 = "d5bd05e8121551b6452423ab02a6329e0c83b9f3"
diff --git a/sys/linux/ppc64le.go b/sys/linux/ppc64le.go
index 3e8b0f074..59d3449d0 100644
--- a/sys/linux/ppc64le.go
+++ b/sys/linux/ppc64le.go
@@ -1003,7 +1003,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 	{Key: StructKey{Name: "drm_wait_vblank"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "drm_wait_vblank", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "drm_vblank_seq_type", FldName: "type", TypeSize: 4}}, Vals: []uint64{0, 1, 62, 67108864, 134217728, 268435456, 536870912, 1073741824}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "seq", TypeSize: 4}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signal", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}}},
 	{Key: StructKey{Name: "epoll_event"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "epoll_event", TypeSize: 12}, Fields: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "epoll_ev", FldName: "ev", TypeSize: 4}}, Vals: []uint64{1, 4, 8192, 2, 8, 16, 2147483648, 1073741824, 268435456, 536870912}},
@@ -4295,7 +4295,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 96}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigev_notify", FldName: "notify", TypeSize: 4}}, Vals: []uint64{1, 0, 2, 4}},
 		&UnionType{Key: StructKey{Name: "sigevent_u"}, FldName: "u"},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "pad", TypeSize: 64}, Type: &ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", TypeSize: 8}}}, Kind: 1, RangeBegin: 8, RangeEnd: 8},
@@ -4309,13 +4309,13 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "sigevent_thread"}, FldName: "thr"},
 	}}},
 	{Key: StructKey{Name: "siginfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "siginfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "siginfo", TypeSize: 16, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "signo", TypeSize: 4, ArgDir: 1}}, Kind: 2, RangeEnd: 65},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "errno", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "code", TypeSize: 4, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "pad3", TypeSize: 4, ArgDir: 1}}},
@@ -7004,7 +7004,7 @@ var syscalls_ppc64le = []*Syscall{
 	{ID: 132, NR: 55, Name: "fcntl$setsig", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 10},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 133, NR: 55, Name: "fcntl$setstatus", CallName: "fcntl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
@@ -9014,7 +9014,7 @@ var syscalls_ppc64le = []*Syscall{
 	{ID: 480, NR: 54, Name: "ioctl$KDSIGACCEPT", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "cmd", TypeSize: 8}}, Val: 19278},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "arg", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 481, NR: 54, Name: "ioctl$KDSKBLED", CallName: "ioctl", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_tty", FldName: "fd", TypeSize: 4}},
@@ -11829,7 +11829,7 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "path", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
 	}},
 	{ID: 1027, NR: 173, Name: "rt_sigaction", CallName: "rt_sigaction", Args: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Buf: "fake"},
@@ -11847,7 +11847,7 @@ var syscalls_ppc64le = []*Syscall{
 	}},
 	{ID: 1030, NR: 177, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "pid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1031, NR: 172, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
@@ -11864,7 +11864,7 @@ var syscalls_ppc64le = []*Syscall{
 	{ID: 1034, NR: 322, Name: "rt_tgsigqueueinfo", CallName: "rt_tgsigqueueinfo", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "siginfo"}}},
 	}},
 	{ID: 1035, NR: 223, Name: "sched_getaffinity", CallName: "sched_getaffinity", Args: []Type{
@@ -14151,7 +14151,7 @@ var syscalls_ppc64le = []*Syscall{
 	{ID: 1404, NR: 250, Name: "tgkill", CallName: "tgkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "gid", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1405, NR: 13, Name: "time", CallName: "time", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "t", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}},
@@ -14196,7 +14196,7 @@ var syscalls_ppc64le = []*Syscall{
 	}},
 	{ID: 1415, NR: 208, Name: "tkill", CallName: "tkill", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "pid", FldName: "tid", TypeSize: 4}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalno", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "sig", TypeSize: 4}}, Kind: 2, RangeEnd: 65},
 	}},
 	{ID: 1416, NR: 92, Name: "truncate", CallName: "truncate", Args: []Type{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "file", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "filename"}, Kind: 3}},
@@ -17512,4 +17512,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "221c46502080a92564e356e1f2169553ba2e4089"
+const revision_ppc64le = "1b7a982ce2e430beb9a37e8638061439d69e011b"
diff --git a/sys/linux/sys.txt b/sys/linux/sys.txt
index d43cb1e65..b77185081 100644
--- a/sys/linux/sys.txt
+++ b/sys/linux/sys.txt
@@ -60,6 +60,8 @@ include <uapi/linux/kcov.h>
 resource fd[int32]: 0xffffffffffffffff, AT_FDCWD
 resource fd_dir[fd]
 
+type signalno int32[0:65]
+
 open(file ptr[in, filename], flags flags[open_flags], mode flags[open_mode]) fd
 # Just so that we have something that creates fd_dir resources.
 open$dir(file ptr[in, filename], flags flags[open_flags], mode flags[open_mode]) fd_dir
diff --git a/sys/netbsd/sys.txt b/sys/netbsd/sys.txt
index 9a1796a9c..f90e1df52 100644
--- a/sys/netbsd/sys.txt
+++ b/sys/netbsd/sys.txt
@@ -165,25 +165,6 @@ io_event {
 	res2	int32
 }
 
-sigevent {
-	val	const[0, intptr]
-	signo	signalno
-	notify	flags[sigev_notify, int32]
-	u	sigevent_u
-	pad	array[const[0, int64], 8]
-}
-
-sigevent_u [
-	tid	pid
-	thr	sigevent_thread
-]
-
-sigevent_thread {
-# TODO: this is function pointer and pthread_attr_t (?)
-	func	buffer[in]
-	attr	buffer[in]
-}
-
 cap_header {
 	var	flags[cap_version, int32]
 	pid	pid
@@ -277,14 +258,6 @@ rlimit {
 	hard	intptr
 }
 
-sigaction {
-# TODO: function pointers need special support
-	handler	intptr
-	mask	sigset
-	flags	flags[sigaction_flags, intptr]
-	restor	intptr
-}
-
 tms {
 	utime	intptr
 	stime	intptr
@@ -292,14 +265,6 @@ tms {
 	cstime	intptr
 }
 
-siginfo {
-	signo	signalno
-	errno	int32
-	code	int32
-	pad3	int32
-# actual size is 128 bytes
-}
-
 timex {
 	stuff0	intptr
 	stuff1	intptr
@@ -376,7 +341,6 @@ ucred {
 
 fadvise_flags = POSIX_FADV_NORMAL, POSIX_FADV_SEQUENTIAL, POSIX_FADV_RANDOM, POSIX_FADV_NOREUSE, POSIX_FADV_WILLNEED, POSIX_FADV_DONTNEED
 clock_type = CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_PROCESS_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID
-sigev_notify = SIGEV_NONE, SIGEV_SIGNAL, SIGEV_THREAD
 cap_version = 0x19980330, 0x20071026, 0x20080522
 pollfd_events = POLLIN, POLLPRI, POLLOUT, POLLERR, POLLHUP, POLLNVAL, POLLRDNORM, POLLRDBAND, POLLWRNORM, POLLWRBAND
 mknod_mode = S_IFREG, S_IFCHR, S_IFBLK, S_IFIFO, S_IFSOCK, S_IRUSR, S_IWUSR, S_IXUSR, S_IRGRP, S_IWGRP, S_IXGRP, S_IROTH, S_IWOTH, S_IXOTH
@@ -392,7 +356,6 @@ sigprocmask_how = SIG_BLOCK, SIG_UNBLOCK, SIG_SETMASK
 getitimer_which = ITIMER_REAL, ITIMER_VIRTUAL, ITIMER_PROF, ITIMER_MONOTONIC
 wait_options = WALLSIG, WALTSIG, WCONTINUED, WEXITED, WNOHANG, WNOZOMBIE, WSTOPPED, WTRAPPED, WUNTRACED
 waitid_which = P_PID, P_PGID, P_ALL
-sigaction_flags = SA_NOCLDSTOP, SA_NOCLDWAIT, SA_NODEFER, SA_ONSTACK, SA_RESETHAND, SA_RESTART, SA_SIGINFO
 timer_flags = 0, TIMER_ABSTIME
 utimensat_flags = 0, AT_SYMLINK_NOFOLLOW
 priority_which = PRIO_PROCESS, PRIO_PGRP, PRIO_USER