chio(1) on OpenBSD
The text b2870dec5849, as OpenBSD 5.2, OpenBSD 5.1, OpenBSD 5.0, OpenBSD 4.9, OpenBSD 4.8, OpenBSD 4.7, OpenBSD 4.6, OpenBSD 4.5, OpenBSD 4.4, OpenBSD 4.3 shipped it.
medium changer control utility
Flags it lists
-
-V -
-a -
-f -
-v