sys/netbsd: use posix helper instead of copy-pasted code

We now have this common logic in sys/targets,
so use it instread of copy-pasted code.
I missed this file during the refactoring.

1 files changed, 3 insertions, 19 deletions

diff --git a/sys/netbsd/init.go b/sys/netbsd/init.go
index 7b6b1250e..c039f4d43 100644
--- a/sys/netbsd/init.go
+++ b/sys/netbsd/init.go
@@ -10,29 +10,13 @@ import (
 
 func InitTarget(target *prog.Target) {
 	arch := &arch{
-		MAP_FIXED: target.ConstMap["MAP_FIXED"],
+		unix: targets.MakeUnixSanitizer(target),
 	}
 
 	target.MakeMmap = targets.MakePosixMmap(target)
-	target.SanitizeCall = arch.sanitizeCall
+	target.SanitizeCall = arch.unix.SanitizeCall
 }
 
 type arch struct {
-	MAP_FIXED uint64
-}
-
-func (arch *arch) sanitizeCall(c *prog.Call) {
-	switch c.Meta.CallName {
-	case "mmap":
-		// Add MAP_FIXED flag, otherwise it produces non-deterministic results.
-		c.Args[3].(*prog.ConstArg).Val |= arch.MAP_FIXED
-	case "mknod", "mknodat":
-		break
-	case "exit":
-		code := c.Args[0].(*prog.ConstArg)
-		// These codes are reserved by executor.
-		if code.Val%128 == 67 || code.Val%128 == 68 {
-			code.Val = 1
-		}
-	}
+	unix *targets.UnixSanitizer
 }