---
title: kCFErrorDomainOSStatus
framework: corefoundation
role: symbol
role_heading: Global Variable
path: corefoundation/kcferrordomainosstatus
---

# kCFErrorDomainOSStatus

A constant that specified the OS domain.

## Declaration

```swift
let kCFErrorDomainOSStatus: CFErrorDomain!
```

## See Also

### Constants

- [kCFErrorDomainPOSIX](corefoundation/kcferrordomainposix.md)
- [kCFErrorDomainMach](corefoundation/kcferrordomainmach.md)
- [kCFErrorDomainCocoa](corefoundation/kcferrordomaincocoa.md)