emacse19: Support files for Emacs                                          [REC]
lxnet:    the source code for the Network part of the Linux kernel         [REC]
mbase:    database program                                                 [OPT]
smail:    arranges for the deliver of UUCP and SMTP (internet) mail        [OPT]
ssource:  source to misc things                                            [OPT]