040000 tree 457fc5da1bf9b2e9518a4a3273850427562a8838	queue.cons.alloc
040000 tree 311becbe6223425b91b222bb1c7186362c1d1c63	queue.cons
040000 tree 560ee3fc1fa77391ecd95d58ccc61cfa5b99a8cd	queue.defn
040000 tree f6086949ce232d9da37d90a24dbec473082f3a63	queue.ops
040000 tree c27d64df24b13091db89cccdc9d45dafa36424e3	queue.special