| Min version | XP | Vista |
|---|---|---|
| Max version | 2003/XP64 SP2 | 10 TH2 |
| x86 offset offset:bitpos | Field Name | |
| 0x0000 | uint16_t Type | |
| 0x0002 | uint16_t CreatorBackTraceIndex | |
| 0x0004 | struct _RTL_CRITICAL_SECTION * CriticalSection | |
| 0x0008 | struct _LIST_ENTRY ProcessLocksList | |
| 0x0010 | unsigned long EntryCount | |
| 0x0014 | unsigned long ContentionCount | |
| 0x0018 | unsigned long[2] Spare | unsigned long Flags |
| 0x001C | uint16_t CreatorBackTraceIndexHigh | |
| 0x001E | uint16_t SpareUSHORT | |