Min version	XP	Vista	8 Pre RTM	10 Pre RTM
Max version	2003/XP64 SP2	7 SP1	10 Pre RTM	10 TH2
x86 offset offset:bitpos	Field Name
0x0000	struct _LIST_ENTRY SystemResourcesList
0x0008	struct _OWNER_ENTRY * OwnerTable
0x000C	int16_t ActiveCount
0x000E	uint16_t Flag		uint16_t Flag
0x000E			uint8_t ReservedLowFlags
0x000F			uint8_t WaiterPriority
0x0010	struct _KSEMAPHORE * SharedWaiters			struct _KWAIT_CHAIN SharedWaiters
0x0014	struct _KEVENT * ExclusiveWaiters
0x0018	struct _OWNER_ENTRY[2] OwnerThreads	struct _OWNER_ENTRY OwnerEntry
0x0020		unsigned long ActiveEntries
0x0024		unsigned long ContentionCount
0x0028	unsigned long ContentionCount	unsigned long NumberOfSharedWaiters
0x002C	uint16_t NumberOfSharedWaiters	unsigned long NumberOfExclusiveWaiters
0x002E	uint16_t NumberOfExclusiveWaiters
0x0030	void * Address
0x0030	unsigned long CreatorBackTraceIndex
0x0034	unsigned long SpinLock