Min version	2003/XP64 SP1	8.1
Max version	8	10 TH2
x64 offset offset:bitpos	Field Name
0x0000	struct _LIST_ENTRY DpcListHead	struct _KDPC_LIST DpcList
0x0010	uint64_t DpcLock
0x0018	volatile long DpcQueueDepth
0x001C	unsigned long DpcCount
0x0020		struct _KDPC * volatile ActiveDpc