# vS256Mod(_:_:_:) Signed 256-bit mod. ``` func vS256Mod(_ numerator: UnsafePointer, _ divisor: UnsafePointer, _ remainder: UnsafeMutablePointer) ``` --- Copyright © 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)