# init(protocolFamily:socketType:protocol:address:) ``` init(protocolFamily: Int32, socketType: Int32, protocol: Int32, address: Unmanaged!) ``` --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)