---
title: fReserved1
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [driverkit 22.0+, Mac Catalyst 13.0+, macOS 10.12.2+]
path: iokit/scsicmd_inquiry_pagec1_data/2721367-freserved1
---

# fReserved1

## Declaration

```occ
UInt8 fReserved1;
```