Create a build_config header file.

src/shared/imc/nacl_imc_common.cc

 /*
  * Copyright (c) 2012 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 /* NaCl inter-module communication primitives. */
 
+#include "native_client/src/include/nacl_defines.h"
+
 /* Used for UINT32_MAX */
 #if !NACL_WINDOWS
 # ifndef __STDC_LIMIT_MACROS
 #  define __STDC_LIMIT_MACROS
 # endif
 #include <stdint.h>
 #endif
 
 /* TODO(robertm): stdio.h is included for NULL only - find a better way */
 #include <stdio.h>
@@ skipping 11 matching lines @@
   /* we assume that sizeof(uint32_t) <= sizeof(size_t) */
 
   for (ix = 0; ix < message->iov_length; ++ix) {
     if (kMax - cur_bytes < message->iov[ix].length) {
       return 0;
     }
     cur_bytes += message->iov[ix].length;  /* no overflow is possible */
   }
   return 1;
 }