def reduce_ctype(obj):
    assert_spawning(obj)
    if isinstance(obj, ctypes.Array):
        return (rebuild_ctype, (obj._type_, obj._wrapper, obj._length_))
    else:
        return (rebuild_ctype, (type(obj), obj._wrapper, None))
        return None

    def __getstate__(self):
        assert_spawning(self)
        r = self._reader._semlock
        w = self._writer._semlock

        reader = Popen.duplicate_for_child(r.handle), r.kind, r.maxvalue
        writer = Popen.duplicate_for_child(w.handle), w.kind, w.maxvalue
        return (reader, writer)

 def __getstate__(self):
     assert_spawning(self)
     return (self._maxsize,
      self._reader,
      self._writer,
      self._rlock,
      self._wlock,
      self._sem,
      self._opid)

 def __getstate__(self):
     assert_spawning(self)
     return (self._reader, self._writer, self._rlock, self._wlock)

 def __reduce__(self):
     assert_spawning(self)
     return synchronized, (self._obj, self._lock)

 def __getstate__(self):
     assert_spawning(self)
     return self._state

 def __getstate__(self):
     assert_spawning(self)
     sl = self._semlock
     return (Popen.duplicate_for_child(sl.handle), sl.kind, sl.maxvalue)

 def __getstate__(self):
     assert_spawning(self)
     return (self._maxsize, int(os.fileNumbers[self._writer.fno].buffer.id),
             self._rlock, self._wlock, self._sem, self._opid)