34   pthread_mutex_t lock;  member
47   pthread_mutex_init(&ret->lock, NULL);  in fixed_queue_new()
82   pthread_mutex_destroy(&queue->lock);  in fixed_queue_free()
90   pthread_mutex_lock(&queue->lock);  in fixed_queue_is_empty()
92   pthread_mutex_unlock(&queue->lock);  in fixed_queue_is_empty()
101   pthread_mutex_lock(&queue->lock);  in fixed_queue_length()
103   pthread_mutex_unlock(&queue->lock);  in fixed_queue_length()
120   pthread_mutex_lock(&queue->lock);  in fixed_queue_enqueue()
122   pthread_mutex_unlock(&queue->lock);  in fixed_queue_enqueue()
132   pthread_mutex_lock(&queue->lock);  in fixed_queue_dequeue()
135   pthread_mutex_unlock(&queue->lock);  in fixed_queue_dequeue()
149   pthread_mutex_lock(&queue->lock);  in fixed_queue_try_enqueue()
151   pthread_mutex_unlock(&queue->lock);  in fixed_queue_try_enqueue()
164   pthread_mutex_lock(&queue->lock);  in fixed_queue_try_dequeue()
167   pthread_mutex_unlock(&queue->lock);  in fixed_queue_try_dequeue()
178   pthread_mutex_lock(&queue->lock);  in fixed_queue_try_peek_first()
180   pthread_mutex_unlock(&queue->lock);  in fixed_queue_try_peek_first()
189   pthread_mutex_lock(&queue->lock);  in fixed_queue_try_peek_last()
191   pthread_mutex_unlock(&queue->lock);  in fixed_queue_try_peek_last()
201   pthread_mutex_lock(&queue->lock);  in fixed_queue_try_remove_from_queue()
207   pthread_mutex_unlock(&queue->lock);  in fixed_queue_try_remove_from_queue()