fix on timeout

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@43 a93c3328-9c30-0410-af19-c9cd2b2d52af

libs/openzap/src/zap_wanpipe.c

@@ -323,13 +323,13 @@ static ZINT_WAIT_FUNCTION(wanpipe_wait_windows)
 	api_poll.user_flags_bitmap = inflags;
 	api_poll.timeout = to;
 
+	*flags = ZAP_NO_FLAGS;
+
 	if(DoApiPollCommand(zchan->sockfd, &api_poll)){
 		snprintf(zchan->last_error, sizeof(zchan->last_error), "Poll failed");
 		return ZAP_FAIL;
 	}
 
-	*flags = ZAP_NO_FLAGS;
-
 	switch(api_poll.operation_status)
 	{
 		case SANG_STATUS_RX_DATA_AVAILABLE: