ld	29, -168(1)
	ld	30, -160(1)
	ld	31, -152(1)
	lfd	14, -144(1)
	lfd	15, -136(1)
	lfd	16, -128(1)
	lfd	17, -120(1)
	lfd	18, -112(1)
	lfd	19, -104(1)
	lfd	20, -96(1)
	lfd	21, -88(1)
	lfd	22, -80(1)
	lfd	23, -72(1)
	lfd	24, -64(1)
	lfd	25, -56(1)
	lfd	26, -48(1)
	lfd	27, -40(1)
	lfd	28, -32(1)
	lfd	29, -24(1)
	lfd	30, -16(1)
	lfd	31, -8(1)

	return fd.pfd.SetDeadline(t)
}

func (fd *netFD) SetReadDeadline(t time.Time) error {
	return fd.pfd.SetReadDeadline(t)
}

func (fd *netFD) SetWriteDeadline(t time.Time) error {
	return fd.pfd.SetWriteDeadline(t)

	if err != nil {
		return nil, err
	}
	net, err := fileListenNet(filetype)
	if err != nil {
		return nil, err
	}
	pfd := f.PollFD().Copy()
	fd := newPollFD(net, pfd)
	if err := fd.init(); err != nil {
		pfd.Close()
		return nil, err
	}
	return newFileListener(fd), nil
}

func fileConn(f *os.File) (Conn, error) {
	filetype, err := fd_fdstat_get_type(f.PollFD().Sysfd)

			return nil, nil
		}
		fallthrough
	default:
		return nil, os.NewSyscallError("connect", err)
	}
	if err := fd.pfd.Init(fd.net, true); err != nil {
		return nil, err
	}
	if deadline, hasDeadline := ctx.Deadline(); hasDeadline {
		fd.pfd.SetWriteDeadline(deadline)
		defer fd.pfd.SetWriteDeadline(noDeadline)
	}

	// Start the "interrupter" goroutine, if this context might be canceled.
	//

	}

	if d == 0 {
		d = defaultTCPKeepAliveIdle
	} else if d < 0 {
		return nil
	}
	// The kernel expects seconds so round to next highest second.
	secs := int(roundDurationUp(d, time.Second))
	err := fd.pfd.SetsockoptInt(syscall.IPPROTO_TCP, sysTCP_KEEPIDLE, secs)
	runtime.KeepAlive(fd)
	return wrapSyscallError("setsockopt", err)
}

func setKeepAliveInterval(fd *netFD, d time.Duration) error {

	pfd, network := getPollFDAndNetwork(w)
	// TODO(panjf2000): same as File.spliceToFile.
	if pfd == nil || !pfd.IsStream || !isUnixOrTCP(string(network)) {
		return
	}

	sc, err := f.SyscallConn()
	if err != nil {
		return
	}

	rerr := sc.Read(func(fd uintptr) (done bool) {
		written, err, handled = poll.SendFile(pfd, int(fd), 1<<63-1)
		return true
	})

	case "udp":
		laddr = new(UDPAddr)
		raddr = new(UDPAddr)
	default:
		laddr = unknownAddr{}
		raddr = unknownAddr{}
	}
	return &netFD{
		pfd:   pfd,
		net:   net,
		laddr: laddr,
		raddr: raddr,
	}
}

func (fd *netFD) init() error {
	return fd.pfd.Init(fd.net, true)
}

func (fd *netFD) name() string {
	return "unknown"
}

func (fd *netFD) accept() (netfd *netFD, err error) {

	poll.InitWSA()
}

func findLoggedFD(h syscall.Handle) (lfd *loggedFD, found bool) {
	logMu.Lock()
	defer logMu.Unlock()

	lfd, found = loggedFDs[h]
	return lfd, found
}

// checkFileIsNotPartOfNetpoll verifies that f is not managed by netpoll.
// It returns error, if check fails.
func checkFileIsNotPartOfNetpoll(f *os.File) error {
	lfd, found := findLoggedFD(syscall.Handle(f.Fd()))
	if !found {

	if err := c.file.checkValid("SyscallConn.Control"); err != nil {
		return err
	}
	err := c.file.pfd.RawControl(f)
	runtime.KeepAlive(c.file)
	return err
}

func (c *rawConn) Read(f func(uintptr) bool) error {
	if err := c.file.checkValid("SyscallConn.Read"); err != nil {
		return err
	}
	err := c.file.pfd.RawRead(f)
	runtime.KeepAlive(c.file)
	return err
}

		return err
	}
	err := fd.pfd.SetsockoptIPMreq(syscall.IPPROTO_IP, syscall.IP_ADD_MEMBERSHIP, mreq)
	runtime.KeepAlive(fd)
	return wrapSyscallError("setsockopt", err)
}

func setIPv6MulticastInterface(fd *netFD, ifi *Interface) error {
	var v int
	if ifi != nil {
		v = ifi.Index
	}
	err := fd.pfd.SetsockoptInt(syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_IF, v)
	runtime.KeepAlive(fd)