// BSD mkdir(2) inherits the parent directory group, and other platforms
	// can inherit the parent directory group via setgid. The test setup (chmod
	// setgid) will fail if the process does not have the group permission to
	// the new temporary directory.
	err = os.Chown(setgiddir, os.Getuid(), os.Getgid())
	if err != nil {
		if testenv.SyscallIsNotSupported(err) {
			t.Skip("skipping: chown is not supported on " + runtime.GOOS)

//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = SYS_GETRLIMIT
//sysnb	Getuid() (uid int)
//sysnb	InotifyInit() (fd int, err error)
//sys	Lchown(path string, uid int, gid int) (err error)

//sys	Ftruncate(fd int, length int64) (err error)
//sys	Getdtablesize() (size int)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//sys	Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
//sysnb	Getegid() (egid int) = SYS_GETEGID32
//sysnb	Geteuid() (euid int) = SYS_GETEUID32
//sysnb	Getgid() (gid int) = SYS_GETGID32
//sysnb	Getuid() (uid int) = SYS_GETUID32
//sys	Ioperm(from int, num int, on int) (err error)
//sys	Iopl(level int) (err error)

//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
//sysnb	Getuid() (uid int)
//sys	Lchown(path string, uid int, gid int) (err error)
//sys	Lstat(path string, stat *Stat_t) (err error)
//sys	Pause() (err error)

	}
	return int64(r0)
}

func Gettimeofday(tv *Timeval) error {
	nsec := nsec()
	*tv = NsecToTimeval(nsec)
	return nil
}

func Getegid() (egid int) { return -1 }
func Geteuid() (euid int) { return -1 }
func Getgid() (gid int)   { return -1 }
func Getuid() (uid int)   { return -1 }

func Getgroups() (gids []int, err error) {
	return make([]int, 0), nil
}

//sys	Fsync(fd int) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (uid int)
//sysnb	Getgid() (gid int)
//sysnb	Getpgid(pid int) (pgid int, err error)
//sysnb	Getpgrp() (pgrp int)
//sysnb	Getpid() (pid int)
//sysnb	Getppid() (ppid int)
//sys	Getpriority(which int, who int) (prio int, err error)
//sysnb	Getrlimit(which int, lim *Rlimit) (err error)

//sys	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//sys	Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
//sysnb	Getegid() (egid int) = SYS_GETEGID32
//sysnb	Geteuid() (euid int) = SYS_GETEUID32
//sysnb	Getgid() (gid int) = SYS_GETGID32
//sysnb	Getuid() (uid int) = SYS_GETUID32
//sysnb	InotifyInit() (fd int, err error)
//sys	Ioperm(from int, num int, on int) (err error)
//sys	Iopl(level int) (err error)

func Getegid() (egid int) {
	r0, _ := C.getegid()
	egid = int(r0)
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Geteuid() (euid int) {
	r0, _ := C.geteuid()
	euid = int(r0)
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func Getgid() (gid int) {
	r0, _ := C.getgid()
	gid = int(r0)

int fchown(int, int, int);
int fstat(int, uintptr_t);
int fstatat(int, uintptr_t, uintptr_t, int);
int fstatfs(int, uintptr_t);
int ftruncate(int, long long);
int getegid();
int geteuid();
int getgid();
int getuid();
int lchown(uintptr_t, int, int);
int listen(int, int);
int lstat(uintptr_t, uintptr_t);
int pause();
int pread64(int, uintptr_t, size_t, long long);