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

# sigval

## Declaration

```occ
union sigval {
    ...
};
```

## Topics

### Miscellaneous

- [sival_int](kernel/sigval/1591434-sival_int.md)
- [sival_ptr](kernel/sigval/1591559-sival_ptr.md)