This is the Debian prepackaged version of BSD csh(1), originally put together by Dominik Kubla , and subsequently updated by Joey Hess , Edward Brocklesby , Michael Stone , and Matej Vela . The sources were retrieved from the OpenBSD CVS repository (anoncvs@anoncvs.openbsd.org:/cvs). csh was written by Bill Joy et al. at the University of California at Berkeley and is copyright (C) 1980-1993 by the Regents of the University of California. Please see /usr/share/common-licenses/BSD for details.