---
title: CreateInterfaceAsyncPort
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 18.4+, macOS 10.14+]
path: iokit/iousbinterfaceinterface942/2977196-createinterfaceasyncport
---

# CreateInterfaceAsyncPort

## Declaration

```occ
IOReturn (*CreateInterfaceAsyncPort)(void *self, mach_port_t *port);
```