---
title: kIOPMDriverAssertionPreventDisplaySleepBit
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1645008-anonymous/kiopmdriverassertionpreventdisplaysleepbit
---

# kIOPMDriverAssertionPreventDisplaySleepBit

## Declaration

```occ
kIOPMDriverAssertionPreventDisplaySleepBit = 0x40
```