---
title: nfat_arch
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 10.8+]
path: kernel/fat_header/1558629-nfat_arch
---

# nfat_arch

An integer specifying the number of fat_arch data structures that follow. This is the number of architectures contained in this binary.

## Declaration

```occ
uint32_t nfat_arch;
```