struct _unnamed_1166// Size=0x4
{
    unsigned long MissedEtwRegistration:1;// Offset=0x0 Size=0x4 BitOffset=0x0 BitSize=0x1
    unsigned long IsBootDriver:1;// Offset=0x0 Size=0x4 BitOffset=0x1 BitSize=0x1
    unsigned long Spare:30;// Offset=0x0 Size=0x4 BitOffset=0x2 BitSize=0x1e
};