3 zforce \- force a '.gz' extension on all gzip files
9 forces a .gz extension on all
13 will not compress them twice.
14 This can be useful for files with names truncated after a file transfer.
15 For example, 12345678901 is renamed to 12345678901.gz.
16 A file name such as foo.tgz is left intact.
18 gzip(1), znew(1), zmore(1), zgrep(1), zdiff(1), gzexe(1)