// Copyright 2017 The Go Authors. All rights reserved.// Use of this source code is governed by a BSD-style// license that can be found in the LICENSE file.// +build go1.9// +build !darwin,!dragonfly,!freebsd,!linux,!netbsd,!openbsd,!solaris,!windowspackagesocketimport"errors"func(c*Conn)recvMsg(m*Message,flagsint)error{returnerrors.New("not implemented")}func(c*Conn)sendMsg(m*Message,flagsint)error{returnerrors.New("not implemented")}