---
title: fat_header
framework: Kernel
role: symbol
platforms: [macOS 10.8+]
path: kernel/fat_header
---

# fat_header

## Declaration

```occ
struct fat_header {
    ...
};
```

## Topics

### Instance Properties

- [magic](kernel/fat_header/1558632-magic.md)
- [nfat_arch](kernel/fat_header/1558629-nfat_arch.md)