ext/socket/ancdata.c (bsock_sendmsg_internal): fix build error from r50776

Systems without HAVE_STRUCT_MSGHDR_MSG_CONTROL still need
controls to be nil for the check after argument parsing.

Note: not actually tested on a real system without msg_control

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50780 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Jun  5 09:17:45 2015  Eric Wong  <e@80x24.org>
+
+	* ext/socket/ancdata.c (bsock_sendmsg_internal): fix build error
+	  from r50776
+
 Fri Jun  5 07:05:58 2015  Eric Wong  <e@80x24.org>
 
 	* io.c (sym_wait_readable, sym_wait_writable): declare

ext/socket/ancdata.c

@@ -1133,8 +1133,8 @@ bsock_sendmsg_internal(int argc, VALUE *argv, VALUE sock, int nonblock)
     VALUE data, vflags, dest_sockaddr;
     struct msghdr mh;
     struct iovec iov;
-#if defined(HAVE_STRUCT_MSGHDR_MSG_CONTROL)
     VALUE controls = Qnil;
+#if defined(HAVE_STRUCT_MSGHDR_MSG_CONTROL)
     VALUE controls_str = 0;
     int family;
 #endif