_HEAP_PAGE_RANGE_DESCRIPTOR

Metadatacopy
struct _HEAP_PAGE_RANGE_DESCRIPTOR {
    union {
        struct _RTL_BALANCED_NODE TreeNode;/* 0x0  24 */
        struct {
            unsigned long TreeSignature;/* 0x0  4 */
            unsigned long UnusedBytes;/* 0x4  4 */
            unsigned short ExtraPresent : 1;/* 0x8:0  2 */
            unsigned short Spare0 : 15;/* 0x8:1  2 */
        };/* 0x0  10 */
    };/* 0x0  24 */
    volatile unsigned char RangeFlags;/* 0x18  1 */
    unsigned char CommittedPageCount;/* 0x19  1 */
    unsigned char UnitOffset;/* 0x1a  1 */
    unsigned char Spare;/* 0x1b  1 */
    union {
        struct _HEAP_DESCRIPTOR_KEY Key;/* 0x1c  4 */
        struct {
            unsigned char Align[3];/* 0x1c  3 */
            unsigned char UnitSize;/* 0x1f  1 */
        };/* 0x1c  4 */
    };/* 0x1c  4 */
};