SYS_PDGETPID                 = 520 // { int pdgetpid(int fd, pid_t *pidp); }
	SYS_PSELECT                  = 522 // { int pselect(int nd, fd_set *in, fd_set *ou, fd_set *ex, const struct timespec *ts, const sigset_t *sm); }
	SYS_GETLOGINCLASS            = 523 // { int getloginclass(char *namebuf, size_t namelen); }
	SYS_SETLOGINCLASS            = 524 // { int setloginclass(const char *namebuf); }

	SYS_PDGETPID                 = 520 // { int pdgetpid(int fd, pid_t *pidp); }
	SYS_PSELECT                  = 522 // { int pselect(int nd, fd_set *in, fd_set *ou, fd_set *ex, const struct timespec *ts, const sigset_t *sm); }
	SYS_GETLOGINCLASS            = 523 // { int getloginclass(char *namebuf, size_t namelen); }
	SYS_SETLOGINCLASS            = 524 // { int setloginclass(const char *namebuf); }

00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|
00000160  9f 6c 61 3c c0 b0 41 d4  d9 2b 2b 24 23 77 5b 1c  |.la<..A..++$#w[.|
00000170  3b bd 75 5d ce 20 54 cf  a1 63 87 1d 1e 24 c4 f3  |;.u]. T..c...$..|

	SYS_PDGETPID                 = 520 // { int pdgetpid(int fd, pid_t *pidp); }
	SYS_PSELECT                  = 522 // { int pselect(int nd, fd_set *in, fd_set *ou, fd_set *ex, const struct timespec *ts, const sigset_t *sm); }
	SYS_GETLOGINCLASS            = 523 // { int getloginclass(char *namebuf, size_t namelen); }
	SYS_SETLOGINCLASS            = 524 // { int setloginclass(const char *namebuf); }

00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|
00000160  9f 6c 61 3c c0 b0 41 d4  d9 2b 2b 24 23 77 5b 1c  |.la<..A..++$#w[.|
00000170  3b bd 75 5d ce 20 54 cf  a1 63 87 1d 1e 24 c4 f3  |;.u]. T..c...$..|

func osyield()

//go:nosplit
func osyield_no_g() {
	osyield()
}

func kqueue() int32

//go:noescape
func kevent(kq int32, ch *keventt, nch int32, ev *keventt, nev int32, ts *timespec) int32

func pipe2(flags int32) (r, w int32, errno int32)
func fcntl(fd, cmd, arg int32) (ret int32, errno int32)

func issetugid() int32

// From FreeBSD's <sys/sysctl.h>
const (
	_CTL_HW      = 6

}

//sys	utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)

func UtimesNano(path string, ts []Timespec) (err error) {
	if len(ts) != 2 {
		return EINVAL
	}
	return utimensat(_AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
}

func Futimesat(dirfd int, path string, tv []Timeval) (err error) {
	if len(tv) != 2 {
		return EINVAL
	}

00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|
00000160  9f 6c 61 3c c0 b0 41 d4  d9 2b 2b 24 23 77 5b 1c  |.la<..A..++$#w[.|
00000170  3b bd 75 5d ce 20 54 cf  a1 63 87 1d 1e 24 c4 f3  |;.u]. T..c...$..|

}

// typeName returns the string to use to generate a type.
func typeName(typ string) string {
	if typ[0] == '(' {
		ts := strings.Split(typ[1:len(typ)-1], ",")
		if len(ts) != 2 {
			log.Fatalf("Tuple expect 2 arguments")
		}
		return "types.NewTuple(" + typeName(ts[0]) + ", " + typeName(ts[1]) + ")"
	}
	switch typ {
	case "Flags", "Mem", "Void", "Int128":
		return "types.Type" + typ
	default:

00000130  92 42 5b c2 81 c0 be 97  79 98 40 fb 4f 6d 14 fd  |.B[.....y.@.Om..|
00000140  2b 13 8b c2 a5 2e 67 d8  d4 09 9e d6 22 38 b7 4a  |+.....g....."8.J|
00000150  0b 74 73 2b c2 34 f1 d1  93 e5 96 d9 74 7b f3 58  |.ts+.4......t{.X|
00000160  9f 6c 61 3c c0 b0 41 d4  d9 2b 2b 24 23 77 5b 1c  |.la<..A..++$#w[.|
00000170  3b bd 75 5d ce 20 54 cf  a1 63 87 1d 1e 24 c4 f3  |;.u]. T..c...$..|