---
title: uio_reset
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.4+]
path: kernel/1442233-uio_reset
---

# uio_reset

## Declaration

```occ
void uio_reset(uio_t a_uio, off_t a_offset, int a_spacetype, int a_iodirection);
```