op: manuals for an operator.  Run through "troff -ms".
    backup: instructions on how to use the backup program.

    exabyte: instructions on how to use the exabyte tape drive.


adm: manuals for the system administrator.  Run through "troff -ms".
    config: documentation on writing a config file.


Man: man pages for the ss programs.
    backup.1: backup man page.

    rest.1: rest man page.
