---
title: Anonymous
framework: Kernel
role: containerSymbol
role_heading: Enumeration
platforms: [macOS 10.12+]
path: kernel/1646477-anonymous
---

# Anonymous

## Declaration

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

## Topics

### Constants

- [kIOStreamBufferIDMask](kernel/1646477-anonymous/kiostreambufferidmask.md)
- [kIOStreamMemoryTypeBufferControl](kernel/1646477-anonymous/kiostreammemorytypebuffercontrol.md)
- [kIOStreamMemoryTypeBufferData](kernel/1646477-anonymous/kiostreammemorytypebufferdata.md)
- [kIOStreamMemoryTypeInputQueue](kernel/1646477-anonymous/kiostreammemorytypeinputqueue.md)
- [kIOStreamMemoryTypeMask](kernel/1646477-anonymous/kiostreammemorytypemask.md)
- [kIOStreamMemoryTypeOutputQueue](kernel/1646477-anonymous/kiostreammemorytypeoutputqueue.md)