yaz_wait Wait for Z39.50 requests to complete &reftitle.description; boolyaz_wait arrayoptions This function carries out networked (blocked) activity for outstanding requests which have been prepared by the functions yaz_connect, yaz_search, yaz_present, yaz_scan and yaz_itemorder. yaz_wait returns when all servers have either completed all requests or aborted (in case of errors). &reftitle.parameters; options An associative array of options: timeout Sets timeout in seconds. If a server has not responded within the timeout it is considered dead and yaz_wait returns. The default value for timeout is 15 seconds. event A boolean. &reftitle.returnvalues; &return.success;