---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1645645-anonymous
---

# Anonymous

## Declaration

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

## Topics

### Constants

- [kIOAsyncCalloutCount](kernel/1645645-anonymous/kioasynccalloutcount.md)
- [kIOAsyncCalloutFuncIndex](kernel/1645645-anonymous/kioasynccalloutfuncindex.md)
- [kIOAsyncCalloutRefconIndex](kernel/1645645-anonymous/kioasynccalloutrefconindex.md)
- [kIOAsyncReservedCount](kernel/1645645-anonymous/kioasyncreservedcount.md)
- [kIOAsyncReservedIndex](kernel/1645645-anonymous/kioasyncreservedindex.md)
- [kIOInterestCalloutCount](kernel/1645645-anonymous/kiointerestcalloutcount.md)
- [kIOInterestCalloutFuncIndex](kernel/1645645-anonymous/kiointerestcalloutfuncindex.md)
- [kIOInterestCalloutRefconIndex](kernel/1645645-anonymous/kiointerestcalloutrefconindex.md)
- [kIOInterestCalloutServiceIndex](kernel/1645645-anonymous/kiointerestcalloutserviceindex.md)
- [kIOMatchingCalloutCount](kernel/1645645-anonymous/kiomatchingcalloutcount.md)
- [kIOMatchingCalloutFuncIndex](kernel/1645645-anonymous/kiomatchingcalloutfuncindex.md)
- [kIOMatchingCalloutRefconIndex](kernel/1645645-anonymous/kiomatchingcalloutrefconindex.md)