---
title: kIOUSBInterfaceOpenAlternateInterfaceBit
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646355-anonymous/kiousbinterfaceopenalternateinterfacebit
---

# kIOUSBInterfaceOpenAlternateInterfaceBit

## Declaration

```occ
kIOUSBInterfaceOpenAlternateInterfaceBit = 16
```