---
title: kSCSICmd_CHANGE_DEFINITION
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [driverkit 22.0+, macOS 10.12+]
path: kernel/1643419-anonymous/kscsicmd_change_definition
---

# kSCSICmd_CHANGE_DEFINITION

## Declaration

```occ
kSCSICmd_CHANGE_DEFINITION = 0x40
```