| Min version | Vista SP1 | 8 Pre RTM |
|---|---|---|
| Max version | 7 SP1 | 10 TH2 |
| x64 offset offset:bitpos | Field Name | |
| 0x0000 | union _SLIST_HEADER UserBlocks | |
| 0x0010 | unsigned long AvailableBlocks | volatile unsigned long AvailableBlocks |
| 0x0014 | volatile unsigned long MinimumDepth | |
| 0x0018 | volatile unsigned long CacheShiftThreshold | |
| 0x001C | volatile uint16_t Allocations | |
| 0x001E | volatile uint16_t Frees | |
| 0x0020 | volatile uint16_t CacheHits | |