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# AudioDeviceIOProcID

```
typealias AudioDeviceIOProcID = AudioDeviceIOProc
```

## Discussion

\abstract An AudioDeviceIOProcID represents both an IOProc and the client data that goes
with it. Once created, an AudioDeviceIOProcID can be used everywhere one would
use a regular IOProc. The purpose for an AudioDeviceIOProcID is to allow a
client to register the same function pointer as an IOProc with a device multiple
times provided

---

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