Min version	XP	2003/XP64	2003/XP64 SP1		Vista	Vista SP1		8.1 Update 1	8.1
Max version	XP SP3		2003/XP64 SP2		Vista SP1	8		10 TH2
Architecture	x86	x86	x86	x64	x86	x86	x64	x86	x64
x86 offset offset:bitpos	Field Name									x64 offset offset:bitpos
0x0000	int16_t Type		uint8_t Type					unsigned long TargetInfoAsUlong		0x0000
0x0000								uint8_t Type		0x0000
0x0001			uint8_t Importance							0x0001
0x0002	uint8_t Number				uint16_t Number	volatile uint16_t Number				0x0002
0x0003	uint8_t Importance		uint8_t Expedite							0x0003
0x0004	struct _LIST_ENTRY DpcListEntry							struct _SINGLE_LIST_ENTRY DpcListEntry		0x0008
0x0008								uintptr_t ProcessorHistory		0x0010
0x000C	function * DeferredRoutine									0x0018
0x0010	void * DeferredContext									0x0020
0x0014	void * SystemArgument1									0x0028
0x0018	void * SystemArgument2									0x0030
0x001C	unsigned long * Lock	void * DpcData								0x0038