make SIGURG handler message more obvious (issue #4878)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6364 65c4cc65-6c06-0410-ace0-fbb531ad65f3

asterisk.c

@@ -629,8 +629,8 @@ static void urg_handler(int num)
 	/* Called by soft_hangup to interrupt the poll, read, or other
 	   system call.  We don't actually need to do anything though.  */
 	/* Cannot EVER ast_log from within a signal handler */
-	if (option_debug) 
-		printf("Urgent handler\n");
+	if (option_debug > 2) 
+		printf("-- Asterisk Urgent handler\n");
 	signal(num, urg_handler);
 	return;
 }