//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getuid() (uid int)
//sys	Lchown(path string, uid int, gid int) (err error)
//sys	Listen(s int, n int) (err error)

//sys	Fchown(fd int, uid int, gid 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	Getuid() (uid int)
//sys	Listen(s int, n int) (err error)
//sys	pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64

//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)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getuid() (uid int)
//sys	Lchown(path string, uid int, gid int) (err error)
//sys	Listen(s int, n int) (err error)
//sys	Pause() (err error)

// On Windows, it returns -1.
func Geteuid() int { return syscall.Geteuid() }

// Getgid returns the numeric group id of the caller.
//
// On Windows, it returns -1.
func Getgid() int { return syscall.Getgid() }

// Getegid returns the numeric effective group id of the caller.
//
// On Windows, it returns -1.
func Getegid() int { return syscall.Getegid() }

	return "", ENOSYS
}

func Getuid() int {
	return 1
}

func Getgid() int {
	return 1
}

func Geteuid() int {
	return 1
}

func Getegid() int {
	return 1
}

func Getgroups() ([]int, error) {
	return []int{1}, nil
}

func Getpid() int {
	return 3
}

func Getppid() int {
	return 2
}

func Gettimeofday(tv *Timeval) error {

	n, e := Pread(fd, b[:], 0)

	if e != nil {
		return 0, e
	}

	m := 0
	for ; m < n && b[m] == ' '; m++ {
	}

	return atoi(b[m : n-1]), nil
}

func Getpid() (pid int) {
	n, _ := readnum("#c/pid")
	return int(n)
}

func Getppid() (ppid int) {
	n, _ := readnum("#c/ppid")
	return int(n)
}

func Read(fd int, p []byte) (n int, err error) {
	return Pread(fd, p, -1)
}

package runtime

// secureMode is only ever mutated in schedinit, so we don't need to worry about
// synchronization primitives.
var secureMode bool

func initSecureMode() {
	secureMode = !(getuid() == geteuid() && getgid() == getegid())
}

func isSecureMode() bool {
	return secureMode

//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	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
//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	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
//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)