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# IOUSBHostAbortOption

Options for aborting pending input/output requests.

```
enum IOUSBHostAbortOption
```

## Topics

### Options

[`IOUSBHostAbortOptionSynchronous`](/documentation/IOUSBHost/IOUSBHostAbortOption/synchronous)

The option to abort input/output requests synchronously.

[`IOUSBHostAbortOptionAsynchronous`](/documentation/IOUSBHost/IOUSBHostAbortOption/asynchronous)

The option to abort input/output requests asynchronously.

## Relationships

### Conforms To

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

[`Hashable`](/documentation/Swift/Hashable)

[`Equatable`](/documentation/Swift/Equatable)

---

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