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//0x58 bytes (sizeof)
struct _KLOCK_ENTRY
{
    union
    {
        union _KLOCK_ENTRY_LOCK_STATE LockState;                            //0x0
        VOID* volatile LockUnsafe;                                          //0x0
        struct
        {
            volatile UCHAR CrossThreadReleasableAndBusyByte;                //0x0
            UCHAR Reserved[6];                                              //0x1
            volatile UCHAR InTreeByte;                                      //0x7
        };
    };
    union
    {
        ULONG EntryFlags;                                                   //0x8
        UCHAR StaticByte;                                                   //0x8
        struct
        {
            UCHAR EntryIndex:6;                                             //0x8
            UCHAR PreWaiting:1;                                             //0x8
            UCHAR UserModeBit:1;                                            //0x8
            UCHAR WaitingByte;                                              //0x9
            UCHAR AcquiredByte;                                             //0xa
            union
            {
                UCHAR CrossThreadFlags;                                     //0xb
                struct
                {
                    UCHAR HeadNodeBit:1;                                    //0xb
                    UCHAR IoPriorityBit:1;                                  //0xb
                    UCHAR IoQoSWaiter:1;                                    //0xb
                    UCHAR Spare1:5;                                         //0xb
                };
            };
        };
        struct
        {
            ULONG StaticState:8;                                            //0x8
            ULONG AllFlags:24;                                              //0x8
        };
    };
    ULONG SpareFlags;                                                       //0xc
    struct _RTL_BALANCED_NODE TreeNode;                                     //0x10
    union
    {
        struct
        {
            struct _RTL_RB_TREE OwnerTree;                                  //0x28
            struct _RTL_RB_TREE WaiterTree;                                 //0x38
        };
        CHAR CpuPriorityKey;                                                //0x28
    };
    ULONGLONG EntryLock;                                                    //0x48
    union _KLOCK_ENTRY_BOOST_BITMAP BoostBitmap;                            //0x50
};