posix: upgrade libevent from 1.4.7 to 1.4.13

third_party/libevent/test/regress_rpc.c

 /*
  * Copyright (c) 2003-2006 Niels Provos <provos@citi.umich.edu>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 24 matching lines @@
 #endif
 
 #include <sys/types.h>
 #include <sys/stat.h>
 #ifdef HAVE_SYS_TIME_H
 #include <sys/time.h>
 #endif
 #include <sys/queue.h>
 #ifndef WIN32
 #include <sys/socket.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <unistd.h>
 #include <netdb.h>
 #endif
 #include <fcntl.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 #include <assert.h>
 
@@ skipping 566 matching lines @@
 
 void
 rpc_suite(void)
 {
         rpc_basic_test();
         rpc_basic_message();
         rpc_basic_client();
         rpc_basic_queued_client();
         rpc_client_timeout();
 }