---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1645085-anonymous
---

# Anonymous

## Declaration

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

## Topics

### Constants

- [kIORangeSupportsCompositeSync](kernel/1645085-anonymous/kiorangesupportscompositesync.md)
- [kIORangeSupportsSeparateSyncs](kernel/1645085-anonymous/kiorangesupportsseparatesyncs.md)
- [kIORangeSupportsSyncOnGreen](kernel/1645085-anonymous/kiorangesupportssyncongreen.md)
- [kIORangeSupportsVSyncSerration](kernel/1645085-anonymous/kiorangesupportsvsyncserration.md)
- [kIORangeSupportsVRR](kernel/1645085-anonymous/kiorangesupportsvrr.md)