return 8 * len(data), nil
	}
	return 0, nil
}

// ensure grows buf to length len(buf) + n and returns the grown buffer
// and a slice starting at the original length of buf (that is, buf2[len(buf):]).
func ensure(buf []byte, n int) (buf2, pos []byte) {
	l := len(buf)
	buf = slices.Grow(buf, n)[:l+n]
	return buf, buf[l:]

	bufp := poolBuf8k.Get().(*[]byte)
	buf := *bufp
	defer poolBuf8k.Put(bufp)
	for {
		_, err := io.ReadFull(respBody, tmp[:])
		if err != nil {
			return err
		}
		// Check if we have a response ready or a filler byte.
		switch tmp[0] {
		case 0:
			// 0 is unbuffered, copy the rest.
			_, err := io.CopyBuffer(w, respBody, buf)
			if err == io.EOF {
				return nil

	return f
}

// Auxiliary information if the File describes a directory
type dirInfo struct {
	mu   sync.Mutex
	buf  [syscall.STATMAX]byte // buffer for directory I/O
	nbuf int                   // length of buf; return value from Read
	bufp int                   // location of next record in buf.
}

func epipecheck(file *File, e error) {
}

// DevNull is the name of the operating system's “null device.”

    assertThat(peer.takeFrame().type).isEqualTo(Http2.TYPE_DATA)
    assertThat(peer.frameCount()).isEqualTo(5)
  }

  @Test fun maxFrameSizeHonored() {
    val buff = ByteArray(peer.maxOutboundDataLength() + 1)
    buff.fill('*'.code.toByte())

    // Write the mocking script.
    peer.sendFrame().settings(Settings())
    peer.acceptFrame() // ACK
    peer.acceptFrame() // SYN_STREAM

func sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
	var _p0 unsafe.Pointer
	if len(buf) > 0 {
		_p0 = unsafe.Pointer(&buf[0])
	} else {
		_p0 = unsafe.Pointer(&_zero)
	}
	runtime.EnterSyscall()
	r0, e2, e1 := CallLeFuncWithErr(GetZosLibVec()+SYS___SENDTO_A<<4, uintptr(s), uintptr(_p0), uintptr(len(buf)), uintptr(flags), uintptr(to), uintptr(addrlen))

	SYS_GETVFSSTAT           = 356 // { int|sys||getvfsstat(struct statvfs *buf, size_t bufsize, int flags); }
	SYS_STATVFS1             = 357 // { int|sys||statvfs1(const char *path, struct statvfs *buf, int flags); }
	SYS_FSTATVFS1            = 358 // { int|sys||fstatvfs1(int fd, struct statvfs *buf, int flags); }

	SYS_GETVFSSTAT           = 356 // { int|sys||getvfsstat(struct statvfs *buf, size_t bufsize, int flags); }
	SYS_STATVFS1             = 357 // { int|sys||statvfs1(const char *path, struct statvfs *buf, int flags); }
	SYS_FSTATVFS1            = 358 // { int|sys||fstatvfs1(int fd, struct statvfs *buf, int flags); }

	SYS_GETVFSSTAT           = 356 // { int|sys||getvfsstat(struct statvfs *buf, size_t bufsize, int flags); }
	SYS_STATVFS1             = 357 // { int|sys||statvfs1(const char *path, struct statvfs *buf, int flags); }
	SYS_FSTATVFS1            = 358 // { int|sys||fstatvfs1(int fd, struct statvfs *buf, int flags); }

	SYS_GETVFSSTAT           = 356 // { int|sys||getvfsstat(struct statvfs *buf, size_t bufsize, int flags); }
	SYS_STATVFS1             = 357 // { int|sys||statvfs1(const char *path, struct statvfs *buf, int flags); }
	SYS_FSTATVFS1            = 358 // { int|sys||fstatvfs1(int fd, struct statvfs *buf, int flags); }

	SYS_GETVFSSTAT           = 356 // { int|sys||getvfsstat(struct statvfs *buf, size_t bufsize, int flags); }
	SYS_STATVFS1             = 357 // { int|sys||statvfs1(const char *path, struct statvfs *buf, int flags); }
	SYS_FSTATVFS1            = 358 // { int|sys||fstatvfs1(int fd, struct statvfs *buf, int flags); }