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//0x40 bytes (sizeof)
struct _HANDLE_TABLE_FREE_LIST
{
    struct _EX_PUSH_LOCK FreeListLock;                                      //0x0
    union _HANDLE_TABLE_ENTRY* FirstFreeHandleEntry;                        //0x4
    union _HANDLE_TABLE_ENTRY* LastFreeHandleEntry;                         //0x8
    LONG HandleCount;                                                       //0xc
    ULONG HighWaterMark;                                                    //0x10
};