}
	defer Close(fd)
	return Ftruncate(fd, length)
}

func Ftruncate(fd int, length int64) error {
	errno := fd_filestat_set_size(int32(fd), filesize(length))
	return errnoErr(errno)
}

const ImplementsGetwd = true

func Getwd() (string, error) {
	return cwd, nil
}

func Chdir(path string) error {
	if path == "" {
		return EINVAL
	}

	dir := "/"
	if !isAbs(path) {
		dir = cwd

pkg syscall (windows-amd64), type CertSimpleChain struct, TrustListInfo *CertTrustListInfo
pkg syscall (windows-amd64), type CertTrustListInfo struct
pkg syscall (windows-amd64), type Pointer *struct
pkg syscall, const ImplementsGetwd = true

	vallen := _Socklen(len(buf))
	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
	if err != nil {
		return "", err
	}
	return ByteSliceToString(buf[:vallen]), nil
}

const ImplementsGetwd = true

//sys	Getcwd(buf []byte) (n int, err error)

func Getwd() (wd string, err error) {
	var buf [PathMax]byte
	// Getcwd will return an error if it failed for any reason.
	_, err = Getcwd(buf[0:])

}

func Futimes(fd int, tv []Timeval) (err error) {
	// Believe it or not, this is the best we can do on Linux
	// (and is what glibc does).
	return Utimes("/proc/self/fd/"+itoa.Itoa(fd), tv)
}

const ImplementsGetwd = true

//sys	Getcwd(buf []byte) (n int, err error)

func Getwd() (wd string, err error) {
	var buf [PathMax]byte
	n, err := Getcwd(buf[0:])
	if err != nil {
		return "", err
	}

	Stdout = getStdHandle(STD_OUTPUT_HANDLE)
	Stderr = getStdHandle(STD_ERROR_HANDLE)
)

func getStdHandle(h int) (fd Handle) {
	r, _ := GetStdHandle(h)
	return r
}

const ImplementsGetwd = true

func Getwd() (wd string, err error) {
	b := make([]uint16, 300)
	// The path of the current directory may not fit in the initial 300-word

func Futimes(fd int, tv []Timeval) (err error) {
	// Believe it or not, this is the best we can do on Linux
	// (and is what glibc does).
	return Utimes("/proc/self/fd/"+strconv.Itoa(fd), tv)
}

const ImplementsGetwd = true

//sys	Getcwd(buf []byte) (n int, err error)

func Getwd() (wd string, err error) {
	var buf [PathMax]byte
	n, err := Getcwd(buf[0:])
	if err != nil {
		return "", err
	}

	Stdout = getStdHandle(STD_OUTPUT_HANDLE)
	Stderr = getStdHandle(STD_ERROR_HANDLE)
)

func getStdHandle(stdhandle uint32) (fd Handle) {
	r, _ := GetStdHandle(stdhandle)
	return r
}

const ImplementsGetwd = true

func Getwd() (wd string, err error) {
	b := make([]uint16, 300)
	n, e := GetCurrentDirectory(uint32(len(b)), &b[0])
	if e != nil {
		return "", e
	}
	return string(utf16.Decode(b[0:n])), nil

		return string(buffer[:zb]), nil
	}
	return "", errnoErr2(e1, e2)
}

//sys	remove(path string) (err error)

func Remove(path string) error {
	return remove(path)
}

const ImplementsGetwd = true

func Getcwd(buf []byte) (n int, err error) {
	var p unsafe.Pointer
	if len(buf) > 0 {
		p = unsafe.Pointer(&buf[0])
	} else {
		p = unsafe.Pointer(&_zero)
	}

pkg syscall (darwin-386), const IXOFF = 1024
pkg syscall (darwin-386), const IXOFF ideal-int
pkg syscall (darwin-386), const IXON = 512
pkg syscall (darwin-386), const IXON ideal-int
pkg syscall (darwin-386), const ImplementsGetwd = false
pkg syscall (darwin-386), const LOCK_EX = 2
pkg syscall (darwin-386), const LOCK_NB = 4
pkg syscall (darwin-386), const LOCK_SH = 1
pkg syscall (darwin-386), const LOCK_UN = 8

		{"IfmaMsghdr2.Msglen", Field, 0},
		{"IfmaMsghdr2.Pad_cgo_0", Field, 0},
		{"IfmaMsghdr2.Refcount", Field, 0},
		{"IfmaMsghdr2.Type", Field, 0},
		{"IfmaMsghdr2.Version", Field, 0},
		{"ImplementsGetwd", Const, 0},
		{"Inet4Pktinfo", Type, 0},
		{"Inet4Pktinfo.Addr", Field, 0},
		{"Inet4Pktinfo.Ifindex", Field, 0},
		{"Inet4Pktinfo.Spec_dst", Field, 0},
		{"Inet6Pktinfo", Type, 0},