---
title: kUSBInformationRootHubisBuiltInMask
framework: kernel
role: symbol
role_heading: Enumeration Case
path: kernel/usbdeviceinformationbits/kusbinformationroothubisbuiltinmask-68p
---

# kUSBInformationRootHubisBuiltInMask

The mask indicating that the root hub is built-in.

## Declaration

```occ
kUSBInformationRootHubisBuiltInMask = (1 << kUSBInformationRootHubisBuiltIn)
```