---
title: systemNoUnlink
framework: system
role: symbol
role_heading: Type Property
path: system/fileflags/systemnounlink
---

# systemNoUnlink

File may not be removed or renamed.

## Declaration

```swift
static var systemNoUnlink: FileFlags { get }
```

## Discussion

Discussion The corresponding C constant is SF_NOUNLINK. note: This flag may only be changed by the superuser.