native_cond_wait 2985 thread.c       	native_cond_wait(&mutex->cond, &mutex->lock);
native_cond_wait   28 thread_pthread.c static void native_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex);
native_cond_wait  798 thread_pthread.c 	native_cond_wait(&timer_thread_cond, &timer_thread_lock);
native_cond_wait   31 thread_win32.c static void native_cond_wait(rb_thread_cond_t *cond, rb_thread_lock_t *mutex);