| Min version | 2003/XP64 | 2003/XP64 SP1 | Vista |
|---|---|---|---|
| Max version | 2003/XP64 SP2 | ||
| x86 offset offset:bitpos | Field Name | ||
| 0x0000 | long Count | volatile long Count | |
| 0x0004 | struct _KTHREAD * Owner | ||
| 0x0008 | unsigned long Contention | ||
| 0x000C | struct _KEVENT Event | struct _KGATE Gate | |
| 0x001C | int16_t KernelApcDisable | ||
| 0x001C | unsigned long CombinedApcDisable | ||
| 0x001E | int16_t SpecialApcDisable | ||