Package arc

Arc archiver

http://arc.sourceforge.net/

Arc file archiver and compressor. Long since superseded by zip/unzip
but useful if you have old .arc files you need to unpack.

General Commands (Section 1)
arc
Arc is a general archive and file compression utility, used to maintain a compressed archive of files. An archive is a single file that combines many files...
marc
Reads files from the arc archive srcarc and add them to the arc archive tgtarc.