---
title: kIOAccelSurfaceQueryLock
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.1+]
path: kernel/eioaccelsurfacemethods/kioaccelsurfacequerylock
---

# kIOAccelSurfaceQueryLock

## Declaration

```occ
kIOAccelSurfaceQueryLock
```