ghostscr: a Postscript interpreter: preview and print PS on non-PS devices [OPT]
nn6418:   the 'nn' news reader                                             [OPT]
rcs56a:   the GNU Revision Control System                                  [OPT]
trn25:    a threaded news reader                                           [OPT]
usrbin4:  even more utilities that belong in /usr/bin                      [IMP]