---
title: kPOSIXErrorESOCKTNOSUPPORT
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/kposixerroresocktnosupport
---

# kPOSIXErrorESOCKTNOSUPPORT

## Declaration

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