Doxygen comment for Qwell

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@30173 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_queue.c

@@ -1659,6 +1659,7 @@ static void record_abandoned(struct queue_ent *qe)
 	ast_mutex_unlock(&qe->parent->lock);
 }
 
+/*! \brief RNA == Ring No Answer. Common code that is executed when we try a queue member and they don't answer. */
 static void rna(int rnatime, struct queue_ent *qe, char *membername)
 {