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//0x2 bytes (sizeof)
union _MI_AVAILABLE_PAGES_MEDIUM_GRANULARITY
{
    USHORT SmallFreeZeroPages:5;                                            //0x0
    USHORT SmallAvailablePages:5;                                           //0x0
    USHORT Spare:6;                                                         //0x0
    USHORT EntireValue;                                                     //0x0
    SHORT EntireValueSigned;                                                //0x0
    volatile SHORT EntireValueVolatile;                                     //0x0
};