---
title: csReserved1
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 18.4+, macOS 10.6+]
path: iokit/vdconfigurationfeaturelistrec/1567672-csreserved1
---

# csReserved1

## Declaration

```occ
uintptr_t csReserved1;
```