def __init__(self):
        vstruct.VStruct.__init__(self)
        self.SystemResourcesList = LIST_ENTRY()
        self.OwnerTable = v_ptr32()
        self.ActiveCount = v_uint16()
        self.Flag = v_uint16()
        self.SharedWaiters = v_ptr32()
        self.ExclusiveWaiters = v_ptr32()
        self.OwnerEntry = OWNER_ENTRY()
        self.ActiveEntries = v_uint32()
        self.ContentionCount = v_uint32()
        self.NumberOfSharedWaiters = v_uint32()
        self.NumberOfExclusiveWaiters = v_uint32()
        self.Address = v_ptr32()
        self.SpinLock = v_uint32()