QUEUE_PREV_NEXT    49 src/queue.h        QUEUE_PREV_NEXT(h) = QUEUE_NEXT(n);                                       \
QUEUE_PREV_NEXT    52 src/queue.h        QUEUE_PREV_NEXT(h) = (h);                                                 \
QUEUE_PREV_NEXT    59 src/queue.h        QUEUE_PREV_NEXT(n) = (n);                                                 \
QUEUE_PREV_NEXT    62 src/queue.h        QUEUE_PREV_NEXT(h) = (h);                                                 \
QUEUE_PREV_NEXT    80 src/queue.h        QUEUE_PREV_NEXT(q) = (q);                                                 \
QUEUE_PREV_NEXT    87 src/queue.h        QUEUE_PREV_NEXT(q) = QUEUE_NEXT(q);                                       \