cduart(4) on OpenBSD
The text d00f961c2c9b, as OpenBSD 8.0-current (2026-11-01), OpenBSD 8.0, OpenBSD 7.9, OpenBSD 7.8, OpenBSD 7.7, OpenBSD 7.6, OpenBSD 7.5, OpenBSD 7.4, OpenBSD 7.3, OpenBSD 7.2, OpenBSD 7.1, OpenBSD 7.0 shipped it. The page shows this text now.
Cadence Universal Asynchronous Receiver/Transmitter