code review 1600041: net: initial attempt to implement windows version

src/pkg/net/fd_windows.go

 // Copyright 2010 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.
 
 package net
 
 import (
         "once"
         "os"
         "sync"
@@ skipping 348 matching lines @@
         return f, nil
 }
 
 func init() {
         var d syscall.WSAData
         e := syscall.WSAStartup(uint32(0x101), &d)
         if e != 0 {
                 initErr = os.NewSyscallError("WSAStartup", e)
         }
 }