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# retransmitFinDrop(_:)

Configure TCP to drop the connection after a FIN does not receive an ACK.

```
func retransmitFinDrop(_ drop: Bool) -> TCP
```

## Parameters

`drop`

True to drop, false otherwise.

## Discussion

A boolean to cause TCP to drop its connection after
not receiving an ACK after a FIN (`TCP_RXT_FINDROP`).

---

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