| Min version | Vista SP1 | ||
|---|---|---|---|
| Max version | Vista SP2 | ||
| Architecture | x86 | x64 | |
| x86 offset offset:bitpos | Field Name | x64 offset offset:bitpos | |
| 0x0000:0x00 | unsigned long HypervisorError | 0x0000:0x00 | |
| 0x0000 | unsigned long AsULONG | 0x0000 | |
| 0x0000:0x01 | unsigned long Reserved | 0x0000:0x01 | |