dcons(4) on FreeBSD
The text b2544b28354a, as FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE shipped it.
dumb console device driver
The text b2544b28354a, as FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE shipped it.
dumb console device driver