---
title: kIOAudioBuiltInSystemClockDomain
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.13+]
path: kernel/2870299-anonymous/kioaudiobuiltinsystemclockdomain
---

# kIOAudioBuiltInSystemClockDomain

## Declaration

```occ
kIOAudioBuiltInSystemClockDomain = 0x737973
```