---
title: csTimingReserved
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 18.4+, macOS 10.0+]
path: iokit/vdtiminginforec/1567523-cstimingreserved
---

# csTimingReserved

## Declaration

```occ
uintptr_t csTimingReserved;
```