1220 static void timer_event(int unused_event, void *context)  in timer_event()  function
1241     event_request_timer(timer_event, "3 first", 3);  in request()
1242     event_request_timer(timer_event, "3 second", 3);  in request()
1243     event_request_timer(timer_event, "4 first", 4);  in request()
1244     event_request_timer(timer_event, "4 second", 4);  in request()
1245     event_request_timer(timer_event, "2 first", 2);  in request()
1246     event_request_timer(timer_event, "2 second", 2);  in request()
1247     event_request_timer(timer_event, "1 first", 1);  in request()
1248     event_request_timer(timer_event, "1 second", 1);  in request()
1249     event_request_timer(timer_event, "0 first", 0);  in request()
1250     event_request_timer(timer_event, "0 second", 0);  in request()