struct _VF_AVL_TABLE// Size=0x80
{
    struct _RTL_AVL_TABLE RtlTable;// Offset=0x0 Size=0x38
    struct _VF_AVL_TREE_NODE * ReservedNode;// Offset=0x38 Size=0x4
    void * NodeToFree;// Offset=0x3c Size=0x4
    long Lock;// Offset=0x40 Size=0x4
};