extern void event_loop_init(event_loop_t *loop);
extern void event_loop_exit(event_loop_t *loop);
-extern bool event_loop_run(event_loop_t *loop);
+extern bool event_loop_run(event_loop_t *loop, pthread_mutex_t *mutex);
extern void event_loop_flush_output(event_loop_t *loop);
extern void event_loop_stop(event_loop_t *loop);