//0x10 bytes (sizeof)
struct _INTERRUPT_LINE_INTERNAL_STATE
{
UCHAR Fixed; //0x0
UCHAR Irql; //0x1
UCHAR Swapping; //0x2
ULONG OldClusterId; //0x4
ULONG OldClusterMask; //0x8
UCHAR LineStateDetermined; //0xc
};