// UTIME_OMIT value must match internal/syscall/unix/at_wasip1.go
	const UTIME_OMIT = -0x2
	if path == "" {
		return EINVAL
	}
	dirFd, pathPtr, pathLen := preparePath(path)
	atime := TimespecToNsec(ts[0])
	mtime := TimespecToNsec(ts[1])
	if ts[0].Nsec == UTIME_OMIT || ts[1].Nsec == UTIME_OMIT {
		var st Stat_t
		if err := Stat(path, &st); err != nil {
			return err
		}
		if ts[0].Nsec == UTIME_OMIT {