| Min version | Vista SP1 | 8 Pre RTM |
|---|---|---|
| Max version | 7 SP1 | 10 TH2 |
| x64 offset offset:bitpos | Field Name | |
| 0x0000 | union _SLIST_HEADER DeletedSubSegments | |
| 0x0010 | struct _LFH_BLOCK_ZONE * volatile CrtZone | |
| 0x0018 | volatile struct _LFH_HEAP * LowFragHeap | struct _LFH_HEAP * LowFragHeap |
| 0x0020 | unsigned long Sequence | |
| 0x0024 | unsigned long DeleteRateThreshold | |
| 0x0030 | struct _HEAP_LOCAL_SEGMENT_INFO[128] SegmentInfo | |