unpack [-cfhLrtvV ] [ _f_i_l_e _._._. ]]unpack uncompresses each file named on its command line. Each file must have been compressed by the COHERENT commands gzip or compress, or by the UNIX command pack. If no file appear on its command line unpack uncompresses what it reads from the standard input.
unpack is a link to the command gunzip. For details on its command-line options, see the Lexicon entry for gunzip.