1. Shell with C-like syntax, standard login shell on BSD systems. The C shell was originally written at UCB to overcome limitations in the Bourne shell. Its flexibility and comfort (at that time) quickly made it the shell of choice until more advanced shells like ksh, bash, zsh or tcsh appeared. Most of the latter incorporate features original to csh. This package is based on current OpenBSD sources. From Debian 3.0r0 APT