event_set_fatal_callback  624 opal/mca/event/libevent2022/libevent/include/event2/event.h void event_set_fatal_callback(event_fatal_cb cb);
event_set_fatal_callback  518 opal/mca/event/libevent2022/libevent/test/regress_util.c 	event_set_fatal_callback(fatalfn);