//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error)

func Fstatat(fd int, path string, stat *Stat_t, flags int) error {
	return fstatat(fd, path, stat, flags)
}

//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)

//sys	Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64
//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)

//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)
//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (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)

func Stat(path string, stat *Stat_t) (err error) {
	return fstatat(_AT_FDCWD, path, stat, 0)
}

func Lchown(path string, uid int, gid int) (err error) {
	return Fchownat(_AT_FDCWD, path, uid, gid, _AT_SYMLINK_NOFOLLOW)
}

func Lstat(path string, stat *Stat_t) (err error) {
	return fstatat(_AT_FDCWD, path, stat, _AT_SYMLINK_NOFOLLOW)
}

func Fstatfs(fd int, buf *Statfs_t) (err error) {

	Pad2       uint32
	Blocks     int64
}

//sys	fstat(fd int, st *stat_t) (err error)
//sys	fstatat(dirfd int, path string, st *stat_t, flags int) (err error) = SYS_NEWFSTATAT
//sys	lstat(path string, st *stat_t) (err error)
//sys	stat(path string, st *stat_t) (err error)

func Fstat(fd int, s *Stat_t) (err error) {
	st := &stat_t{}
	err = fstat(fd, st)
	fillStat_t(s, st)
	return
}

	stat.Mtim = timespecFromStatxTimestamp(r.Mtime)
	stat.Ctim = timespecFromStatxTimestamp(r.Ctime)

	return nil
}

func Fstat(fd int, stat *Stat_t) (err error) {
	return Fstatat(fd, "", stat, AT_EMPTY_PATH)
}

func Stat(path string, stat *Stat_t) (err error) {
	return Fstatat(AT_FDCWD, path, stat, 0)
}

func Lchown(path string, uid int, gid int) (err error) {

	Ctime_nsec uint32
	Blksize    uint32
	Pad2       uint32
	Blocks     int64
}

//sys	fstat(fd int, st *stat_t) (err error)
//sys	lstat(path string, st *stat_t) (err error)
//sys	stat(path string, st *stat_t) (err error)

func Fstat(fd int, s *Stat_t) (err error) {
	st := &stat_t{}
	err = fstat(fd, st)
	fillStat_t(s, st)
	return
}

func Lstat(path string, s *Stat_t) (err error) {

//sys	mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error)

func Fstatfs(fd int, buf *Statfs_t) (err error) {
	_, _, e := Syscall(SYS_FSTATFS64, uintptr(fd), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf)))
	if e != 0 {
		err = e
	}
	return
}

func Statfs(path string, buf *Statfs_t) (err error) {
	pathp, err := BytePtrFromString(path)
	if err != nil {
		return err

	if errno != 0 {
		return 0, errno
	}
	return newoffset, nil
}

func Fstatfs(fd int, buf *Statfs_t) (err error) {
	_, _, e := Syscall(SYS_FSTATFS64, uintptr(fd), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf)))
	if e != 0 {
		err = e
	}
	return
}

func Statfs(path string, buf *Statfs_t) (err error) {
	pathp, err := BytePtrFromString(path)
	if err != nil {
		return err
	}

	stat.Ctim = timespecFromStatxTimestamp(r.Ctime)

	return nil
}

func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
	return fstatat(fd, path, stat, flags)
}

func Fstat(fd int, stat *Stat_t) (err error) {
	return fstatat(fd, "", stat, _AT_EMPTY_PATH)
}

func Stat(path string, stat *Stat_t) (err error) {
	return fstatat(_AT_FDCWD, path, stat, 0)
}