Min version	XP	2003/XP64 SP1	Vista	Vista SP1	8 Pre RTM		10 Pre RTM	10
Max version	2003/XP64 SP2		7 SP1		10 Pre RTM		10 TH2
Architecture	x86	x64	x86	x64	x86	x64	x86	x64
x86 offset offset:bitpos	Field Name								x64 offset offset:bitpos
0x0000	struct _LIST_ENTRY SystemResourcesList								0x0000
0x0008	struct _OWNER_ENTRY * OwnerTable								0x0010
0x000C	int16_t ActiveCount								0x0018
0x000E	uint16_t Flag				uint16_t Flag				0x001A
0x000E					uint8_t ReservedLowFlags				0x001A
0x000F					uint8_t WaiterPriority				0x001B
0x0010	struct _KSEMAPHORE * SharedWaiters						struct _KWAIT_CHAIN SharedWaiters		0x0020
0x0014	struct _KEVENT * ExclusiveWaiters								0x0028
0x0018	struct _OWNER_ENTRY[2] OwnerThreads	struct _OWNER_ENTRY[2] OwnerThreads	struct _OWNER_ENTRY OwnerEntry						0x0030
0x0020			unsigned long ActiveEntries						0x0040
0x0024			unsigned long ContentionCount						0x0044
0x0028			unsigned long NumberOfSharedWaiters	unsigned long NumberOfSharedWaiters	unsigned long NumberOfSharedWaiters	unsigned long NumberOfSharedWaiters	unsigned long NumberOfSharedWaiters	unsigned long NumberOfSharedWaiters	0x0048
0x0028	unsigned long ContentionCount			void * Reserved2		void * Reserved2		void * Reserved2	0x0050
0x002C			unsigned long NumberOfExclusiveWaiters	unsigned long NumberOfExclusiveWaiters	unsigned long NumberOfExclusiveWaiters	unsigned long NumberOfExclusiveWaiters	unsigned long NumberOfExclusiveWaiters	unsigned long NumberOfExclusiveWaiters	0x004C
0x002C	uint16_t NumberOfSharedWaiters								0x0054
0x002E	uint16_t NumberOfExclusiveWaiters								0x0056
0x0030	void * Address								0x0058
0x0030	uintptr_t CreatorBackTraceIndex								0x0058
0x0034	uintptr_t SpinLock								0x0060