<!--
{
  "availability" : [
    "iOS: 17.4.0 -",
    "iPadOS: 17.4.0 -",
    "macCatalyst: 17.4.0 -",
    "macOS: 14.4.0 -",
    "tvOS: 17.4.0 -",
    "visionOS: 1.1.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "IOSurface",
  "identifier" : "/documentation/IOSurface/IOSurfaceSetOwnershipIdentity(_:_:_:_:)",
  "metadataVersion" : "0.1.0",
  "role" : "Function",
  "symbol" : {
    "kind" : "Function",
    "modules" : [
      "IOSurface"
    ],
    "preciseIdentifier" : "c:@F@IOSurfaceSetOwnershipIdentity"
  },
  "title" : "IOSurfaceSetOwnershipIdentity(_:_:_:_:)"
}
-->

# IOSurfaceSetOwnershipIdentity(_:_:_:_:)

```
func IOSurfaceSetOwnershipIdentity(_ buffer: IOSurfaceRef, _ task_id_token: task_id_token_t, _ newLedgerTag: Int32, _ newLedgerOptions: UInt32) -> kern_return_t
```

---

Copyright &copy; 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)