ModeSymlink    = fs.ModeSymlink    // L: symbolic link
	ModeDevice     = fs.ModeDevice     // D: device file
	ModeNamedPipe  = fs.ModeNamedPipe  // p: named pipe (FIFO)
	ModeSocket     = fs.ModeSocket     // S: Unix domain socket
	ModeSetuid     = fs.ModeSetuid     // u: setuid
	ModeSetgid     = fs.ModeSetgid     // g: setgid
	ModeCharDevice = fs.ModeCharDevice // c: Unix character device, when ModeDevice is set
	ModeSticky     = fs.ModeSticky     // t: sticky

	if off >= uintptr(len(buf)) {
		return ^FileMode(0) // unknown
	}
	switch syscall.Filetype(buf[off]) {
	case syscall.FILETYPE_BLOCK_DEVICE:
		return ModeDevice
	case syscall.FILETYPE_CHARACTER_DEVICE:
		return ModeDevice | ModeCharDevice
	case syscall.FILETYPE_DIRECTORY:
		return ModeDir
	case syscall.FILETYPE_REGULAR_FILE:
		return 0
	case syscall.FILETYPE_SOCKET_DGRAM:
		return ModeSocket

	fs.size = int64(fs.sys.Size)
	fs.modTime = stTimespecToTime(fs.sys.Mtim)
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.modTime = time.Unix(fs.sys.Mtimespec.Unix())
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK, syscall.S_IFWHT:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.size = fs.sys.Size
	fs.modTime = time.Unix(fs.sys.Mtim.Unix())
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.size = fs.sys.Size
	fs.modTime = time.Unix(fs.sys.Mtime, fs.sys.MtimeNsec)
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.size = fs.sys.Size
	fs.modTime = time.Unix(fs.sys.Mtim.Unix())
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.mode = FileMode(fs.sys.Mode)
	fs.modTime = time.Unix(0, int64(fs.sys.Mtime))

	switch fs.sys.Filetype {
	case syscall.FILETYPE_BLOCK_DEVICE:
		fs.mode |= ModeDevice
	case syscall.FILETYPE_CHARACTER_DEVICE:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.FILETYPE_DIRECTORY:
		fs.mode |= ModeDir
	case syscall.FILETYPE_SOCKET_DGRAM:
		fs.mode |= ModeSocket
	case syscall.FILETYPE_SOCKET_STREAM:

	fs.size = fs.sys.Size
	fs.modTime = time.Unix(fs.sys.Mtimespec.Unix())
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG:

	fs.size = fs.sys.Size
	fs.modTime = time.Unix(fs.sys.Mtim.Unix())
	fs.mode = FileMode(fs.sys.Mode & 0777)
	switch fs.sys.Mode & syscall.S_IFMT {
	case syscall.S_IFBLK:
		fs.mode |= ModeDevice
	case syscall.S_IFCHR:
		fs.mode |= ModeDevice | ModeCharDevice
	case syscall.S_IFDIR:
		fs.mode |= ModeDir
	case syscall.S_IFIFO:
		fs.mode |= ModeNamedPipe
	case syscall.S_IFLNK:
		fs.mode |= ModeSymlink
	case syscall.S_IFREG: