| Min version | 8 Pre RTM |
|---|---|
| Max version | 10 TH2 |
| x86 offset offset:bitpos | Field Name |
| 0x0000 | struct _LIST_ENTRY Entry |
| 0x0008 | struct _HEAP_ENTRY_EXTRA ExtraStuff |
| 0x0010 | unsigned long CommitSize |
| 0x0014 | unsigned long ReserveSize |
| 0x0018 | struct _HEAP_ENTRY BusyBlock |