Adds htonl, htons, ntohl, and ntohs to newlib

native_client_sdk/src/libraries/nacl_io/syscalls/inet_ntoa.cc

-/* Copyright 2013 The Chromium Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file. */
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
 
 #include "nacl_io/ossocket.h"
 #if defined(PROVIDES_SOCKET_API) && !defined(__GLIBC__)
 
 #include <string.h>
 #include "sdk_util/macros.h"
 
 static uint8_t GetByte(const void* addr, int byte) {
   const char* buf = static_cast<const char*>(addr);
   return static_cast<uint8_t>(buf[byte]);
 }
 
 EXTERN_C_BEGIN
 
 char* inet_ntoa(struct in_addr in) {
   static char addr[INET_ADDRSTRLEN];
   snprintf(addr, INET_ADDRSTRLEN, "%u.%u.%u.%u",
            GetByte(&in, 0), GetByte(&in, 1),
            GetByte(&in, 2), GetByte(&in, 3));
   return addr;
 }
 
 EXTERN_C_END
 
 #endif  // defined(PROVIDES_SOCKET_API) && !defined(__GLIBC__)