tpctl (c):
tpctl, modules         Thomas Hood <jdthood@mail.com> and Bill Mair
smapidev               Bill Mair <bill.mail@bm-soft.com> and Thomas Hood
ntpctl                 Martin Fluch <mfluch@mathphys.fsk.uni-heidelberg.de>
ultrabay patch         Christian Lademann <cal@zls.de>
tpctlir                Nathan Hand

released under the GPL.

Packaged by Adrian Bridgett <bridgett@debian.org> from sources obtained
at http://panopticon.csustan.edu/tpctl/tpctldown.htm