---
title: kHIDUsage_GD_SystemControl
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1641458-anonymous/khidusage_gd_systemcontrol
---

# kHIDUsage_GD_SystemControl

## Declaration

```occ
kHIDUsage_GD_SystemControl = 0x80
```