---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1646420-anonymous
---

# Anonymous

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kIOAudioPortTypeInput](kernel/1646420-anonymous/kioaudioporttypeinput.md)
- [kIOAudioPortTypeMixer](kernel/1646420-anonymous/kioaudioporttypemixer.md)
- [kIOAudioPortTypeOutput](kernel/1646420-anonymous/kioaudioporttypeoutput.md)
- [kIOAudioPortTypePassThru](kernel/1646420-anonymous/kioaudioporttypepassthru.md)
- [kIOAudioPortTypeProcessing](kernel/1646420-anonymous/kioaudioporttypeprocessing.md)