func isMethodNamed(f *types.Func, pkgPath string, names ...string) bool {
	if f == nil {
		return false
	}
	if f.Pkg() == nil || f.Pkg().Path() != pkgPath {
		return false
	}
	if f.Type().(*types.Signature).Recv() == nil {
		return false
	}
	for _, n := range names {
		if f.Name() == n {
			return true
		}
	}
	return false
}

func funcIdent(fun ast.Expr) *ast.Ident {

		// nothing to do

	case *GenDecl:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}
		walkList(v, n.Specs)

	case *FuncDecl:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}
		if n.Recv != nil {
			Walk(v, n.Recv)
		}
		Walk(v, n.Name)
		Walk(v, n.Type)
		if n.Body != nil {
			Walk(v, n.Body)
		}

	// Files and packages
	case *File:
		if n.Doc != nil {
			Walk(v, n.Doc)
		}

  TFE_OpSetAttrString(op, "recv_device", recv_device.c_str(),
                      recv_device.size());
  TFE_OpSetAttrInt(op, "send_device_incarnation", send_device_incarnation);

  return op;
}

TFE_Op* RecvOp(TFE_Context* ctx, const std::string& op_name,
               const std::string& send_device, const std::string& recv_device,
               tensorflow::uint64 send_device_incarnation) {
  TF_Status* status = TF_NewStatus();

		}
		return ""

	case *ast.FuncDecl:
		// Formats func declarations.
		name := n.Name.Name
		recv := pkg.oneLineNodeDepth(n.Recv, depth)
		if len(recv) > 0 {
			recv = "(" + recv + ") "
		}
		fnc := pkg.oneLineNodeDepth(n.Type, depth)
		fnc = strings.TrimPrefix(fnc, "func")
		return fmt.Sprintf("func %s%s%s", recv, name, fnc)

	case *ast.TypeSpec:
		sep := " "
		if n.Assign.IsValid() {
			sep = " = "
		}

				base.Fatalf("unknown op in select %v", r.Op())

			case ir.OSELRECV2:
				// case x, ok = <-c
				r := r.(*ir.AssignListStmt)
				recv := r.Rhs[0].(*ir.UnaryExpr)
				recv.X = o.expr(recv.X, nil)
				if !ir.IsAutoTmp(recv.X) {
					recv.X = o.copyExpr(recv.X)
				}
				init := ir.TakeInit(r)

				colas := r.Def
				do := func(i int, t *types.Type) {
					n := r.Lhs[i]
					if ir.IsBlank(n) {

	SizeofBpfStat    = 0x80
	SizeofBpfProgram = 0x10
	SizeofBpfInsn    = 0x8
	SizeofBpfHdr     = 0x14
)

type BpfVersion struct {
	Major uint16
	Minor uint16
}

type BpfStat struct {
	Recv    uint64
	Drop    uint64
	Capt    uint64
	Padding [13]uint64
}

type BpfProgram struct {
	Len       uint32
	Pad_cgo_0 [4]byte
	Insns     *BpfInsn
}

type BpfInsn struct {

			fd := int(fdPtr)

			_ = unix.SetsockoptInt(fd, unix.SOL_SOCKET, unix.SO_REUSEADDR, 1)

			_ = unix.SetsockoptInt(fd, unix.SOL_SOCKET, unix.SO_REUSEPORT, 1)

			// Enable custom socket send/recv buffers.
			if opts.SendBufSize > 0 {
				_ = unix.SetsockoptInt(fd, unix.SOL_SOCKET, unix.SO_SNDBUF, opts.SendBufSize)
			}

			if opts.RecvBufSize > 0 {

//sys	GetAcceptExSockaddrs(buf *byte, rxdatalen uint32, laddrlen uint32, raddrlen uint32, lrsa **RawSockaddrAny, lrsalen *int32, rrsa **RawSockaddrAny, rrsalen *int32) = mswsock.GetAcceptExSockaddrs

	SizeofBpfStat    = 0x80
	SizeofBpfProgram = 0x8
	SizeofBpfInsn    = 0x8
	SizeofBpfHdr     = 0x14
)

type BpfVersion struct {
	Major uint16
	Minor uint16
}

type BpfStat struct {
	Recv    uint64
	Drop    uint64
	Capt    uint64
	Padding [13]uint64
}

type BpfProgram struct {
	Len   uint32
	Insns *BpfInsn
}

type BpfInsn struct {
	Code uint16
	Jt   uint8

	SizeofBpfStat    = 0x80
	SizeofBpfProgram = 0x10
	SizeofBpfInsn    = 0x8
	SizeofBpfHdr     = 0x20
)

type BpfVersion struct {
	Major uint16
	Minor uint16
}

type BpfStat struct {
	Recv    uint64
	Drop    uint64
	Capt    uint64
	Padding [13]uint64
}

type BpfProgram struct {
	Len       uint32
	Pad_cgo_0 [4]byte
	Insns     *BpfInsn
}

type BpfInsn struct {