exreq            1867 opal/mca/event/libevent2022/libevent/evdns.c evdns_server_request_set_flags(struct evdns_server_request *exreq, int flags)
exreq            1869 opal/mca/event/libevent2022/libevent/evdns.c 	struct server_request *req = TO_SERVER_REQUEST(exreq);