35     u16 bot;  member
596         q->top = q->bot = 0;  in enqueue()
602         if (q->top == q->bot)   in enqueue()
613     u16 bot = q->bot;  in dequeue()  local
620     if (q->bot == q->top)   in dequeue()
626         q->bot = (u16) ((q->bot+1) % QUEUE_MAX);  in dequeue()
629     return q->entry[bot];  in dequeue()
639     return q->entry[q->bot];  in queue_front()
651     if (q->top >= q->bot)  in queue_length()
652         return (u32) ((s32) q->top - q->bot + 1);  in queue_length()
654         return (u32) ((s32) (q->top + QUEUE_MAX) - q->bot + 1);  in queue_length()