Skip to main content

Apple Developer Docs

IOKit / USB Release constants / kUSBRel20

kUSBRel20

Declaration

kUSBRel20 = 0x0200

Open on developer.apple.com

IOKitEnumeration Case

Mac Catalyst 18.4+macOS 10.2+

Built on 2026-06-23 · Snapshot snapshot-20260612-beta.1 (macOS 27.0) · Commit 976ebc0 · by @g-cqd · based on Apple Developer Documentation