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//0x2c bytes (sizeof)
struct _MMDEREFERENCE_SEGMENT_HEADER
{
    struct _KSEMAPHORE Semaphore;                                           //0x0
    struct _LIST_ENTRY ControlAreaDeleteListHead;                           //0x14
    struct _LIST_ENTRY UnusedSegmentDeleteListHead;                         //0x1c
    struct _LIST_ENTRY PagefileExtensionListHead;                           //0x24
};