Min version	XP SP2	2003/XP64 SP1
Max version	2003/XP64	10 TH2
x86 offset offset:bitpos	Field Name
0x0000	struct _DPH_HEAP_BLOCK * pNextAlloc	struct _DPH_HEAP_BLOCK * pNextAlloc
0x0000		struct _LIST_ENTRY AvailableEntry
0x0000		struct _RTL_BALANCED_LINKS TableLinks
0x0004	uint8_t * pVirtualBlock
0x0008	unsigned long nVirtualBlockSize
0x000C	unsigned long nVirtualAccessSize
0x0010	uint8_t * pUserAllocation
0x0014	unsigned long nUserRequestedSize	uint8_t * pVirtualBlock
0x0018	unsigned long nUserActualSize	unsigned long nVirtualBlockSize
0x001C	void * UserValue	unsigned long nVirtualAccessSize
0x0020	unsigned long UserFlags	unsigned long nUserRequestedSize
0x0024	struct _RTL_TRACE_BLOCK * StackTrace	unsigned long nUserActualSize
0x0028		void * UserValue
0x002C		unsigned long UserFlags
0x0030		struct _RTL_TRACE_BLOCK * StackTrace
0x0034		struct _LIST_ENTRY AdjacencyEntry
0x003C		uint8_t * pVirtualRegion