---
title: Block0
framework: Kernel
role: symbol
role_heading: Type Alias
platforms: [macOS 10.0+]
path: kernel/block0
---

# Block0

## Declaration

```occ
typedef struct Block0 Block0;
```

## Topics

### Instance Properties

- [sbBlkCount](kernel/block0/1415721-sbblkcount.md)
- [sbBlkSize](kernel/block0/1415743-sbblksize.md)
- [sbDevId](kernel/block0/1415720-sbdevid.md)
- [sbDevType](kernel/block0/1415670-sbdevtype.md)
- [sbDrvrCount](kernel/block0/1415705-sbdrvrcount.md)
- [sbDrvrData](kernel/block0/1415748-sbdrvrdata.md)
- [sbDrvrMap](kernel/block0/1415723-sbdrvrmap.md)
- [sbReserved](kernel/block0/1415756-sbreserved.md)
- [sbSig](kernel/block0/1415741-sbsig.md)