}

func Connect(fd int, sa Sockaddr) error {
	return ENOSYS
}

func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
	return 0, nil, ENOSYS
}

func Sendto(fd int, p []byte, flags int, to Sockaddr) error {
	return ENOSYS
}

func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn, recvflags int, from Sockaddr, err error) {
	return 0, 0, 0, nil, ENOSYS
}

	return 0, nil, ENOSYS
}

func Connect(fd int, sa Sockaddr) error {
	return ENOSYS
}

func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
	return 0, nil, ENOSYS
}

func Sendto(fd int, p []byte, flags int, to Sockaddr) error {
	return ENOSYS
}

func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn, recvflags int, from Sockaddr, err error) {
	return 0, 0, 0, nil, ENOSYS
}

		s, err := syscall.Socket(syscall.AF_UNIX, syscall.SOCK_DGRAM, 0)
		if err != nil {
			t.Error(err)
			return
		}
		defer syscall.Close(s)
		rsa := &syscall.SockaddrUnix{Name: addr}
		if err := syscall.Sendto(s, data[:], 0, rsa); err != nil {
			t.Error(err)
			return
		}
	}()

	<-off
	b := make([]byte, 64)
	c.SetReadDeadline(time.Now().Add(100 * time.Millisecond))
	n, from, err := c.ReadFrom(b)

	if e != 0 {
		err = e
	}
	return
}

func sendto(s int, p []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) {
	var base uintptr
	if len(p) > 0 {
		base = uintptr(unsafe.Pointer(&p[0]))
	}
	_, e := socketcall(_SENDTO, uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(to), uintptr(addrlen))
	if e != 0 {
		err = e
	}
	return

	"os"
	"runtime"
	"syscall"
)

const (
	readSyscallName     = "read"
	readFromSyscallName = "recvfrom"
	readMsgSyscallName  = "recvmsg"
	writeSyscallName    = "write"
	writeToSyscallName  = "sendto"
	writeMsgSyscallName = "sendmsg"
)

func newFD(sysfd, family, sotype int, net string) (*netFD, error) {
	ret := &netFD{
		pfd: poll.FD{
			Sysfd:         sysfd,
			IsStream:      sotype == syscall.SOCK_STREAM,

		return nil, err
	}
	defer Close(s)
	sa := &SockaddrNetlink{Family: AF_NETLINK}
	if err := Bind(s, sa); err != nil {
		return nil, err
	}
	wb := newNetlinkRouteRequest(proto, 1, family)
	if err := Sendto(s, wb, 0, sa); err != nil {
		return nil, err
	}
	lsa, err := Getsockname(s)
	if err != nil {
		return nil, err
	}
	lsanl, ok := lsa.(*SockaddrNetlink)
	if !ok {
		return nil, EINVAL
	}
	var tab []byte

//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)

//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)

//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)

//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)