usbdevs(8) on OpenBSD
The text af8c82a3db61, as OpenBSD 4.1, OpenBSD 4.0, OpenBSD 3.9, OpenBSD 3.8, OpenBSD 3.7, OpenBSD 3.6 shipped it.
show USB devices connected to the system
Flags it lists
-
-a -
-d -
-f -
-v