---
title: sigaction
framework: Kernel
role: symbol
platforms: [macOS 10.6+]
path: kernel/sigaction
---

# sigaction

## Declaration

```occ
struct sigaction {
    ...
};
```

## Topics

### Instance Properties

- [sa_flags](kernel/sigaction/1591549-sa_flags.md)
- [sa_mask](kernel/sigaction/1591547-sa_mask.md)