---
title: "nw_protocol_options_copy_definition(_:)"
framework: network
role: symbol
role_heading: Function
path: "network/nw_protocol_options_copy_definition(_:)"
---

# nw_protocol_options_copy_definition(_:)

Accesses the protocol definition associated with the options object.

## Declaration

```swift
func nw_protocol_options_copy_definition(_ options: nw_protocol_options_t) -> nw_protocol_definition_t
```