* process.c (rb_spawn_internal): suppressed a warning.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22975 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

process.c

@@ -2838,7 +2838,9 @@ rb_spawn_internal(int argc, VALUE *argv, int default_close_others,
                   char *errmsg, size_t errmsg_buflen)
 {
     rb_pid_t pid;
+#if defined HAVE_FORK || !defined HAVE_SPAWNV
     int status;
+#endif
     VALUE prog;
     struct rb_exec_arg earg;
 #if !defined HAVE_FORK