Min version	XP	Vista SP1	8.1 Update 1	10
Max version	Vista	8	10 Pre RTM	10 TH2
x86 offset offset:bitpos	Field Name
0x0000	int16_t Type
0x0002	uint16_t Size
0x0004	struct _DEVICE_OBJECT * DeviceObject
0x0008	unsigned long PowerFlags
0x000C	struct _DEVICE_OBJECT_POWER_EXTENSION * Dope
0x0010	unsigned long ExtensionFlags
0x0014	void * DeviceNode
0x0018	struct _DEVICE_OBJECT * AttachedTo
0x001C	long StartIoCount
0x0020	long StartIoKey
0x0024	unsigned long StartIoFlags
0x0028	struct _VPB * Vpb
0x002C		struct _LIST_ENTRY DependentList	void * DependencyNode
0x0030			void * VerifierContext	void * InterruptContext
0x0034		struct _LIST_ENTRY ProviderList		void * VerifierContext