NOTIFICATION_KEY   88 opal/mca/event/libevent2022/libevent/event_iocp.c 		if (key != NOTIFICATION_KEY && overlapped)
NOTIFICATION_KEY  240 opal/mca/event/libevent2022/libevent/event_iocp.c 		r = PostQueuedCompletionStatus(port->port, 0, NOTIFICATION_KEY,