---
title: kPOSIXErrorENOPROTOOPT
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/kposixerrorenoprotoopt
---

# kPOSIXErrorENOPROTOOPT

## Declaration

```swift
var kPOSIXErrorENOPROTOOPT: Int { get }
```