//0x20 bytes (sizeof)
struct _MMCLONE_HEADER
{
    ULONGLONG NumberOfPtes;                                                 //0x0
    volatile ULONGLONG NumberOfProcessReferences;                           //0x8
    struct _MMCLONE_BLOCK* ClonePtes;                                       //0x10
    struct _MI_PARTITION* Partition;                                        //0x18
};