Improve threading

utilities/rse_task.h

@@ -23,7 +23,6 @@ typedef void*(*thread_worker_t)(void*);
 
 uint8_t rse_create_task(rse_thread_t* thread_id, thread_worker_t callback, void* args);
 uint8_t rse_task_join(rse_thread_t* thread_id);
-void rse_task_delay(void);
-
+void rse_task_exit(void);
 
 #endif /* RSE_THREADS_H */