---
title: kMMCCmd_SET_READ_AHEAD
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [driverkit 22.0+, macOS 10.12+]
path: kernel/1643411-anonymous/kmmccmd_set_read_ahead
---

# kMMCCmd_SET_READ_AHEAD

## Declaration

```occ
kMMCCmd_SET_READ_AHEAD = 0xA7
```