Hi,

the skip value in gzexe seems to be wrong since the [1] commit. See the
attached patch/test. The problem and its solution has been originaly
reported here [2] (Mentioning just for the credit sake).

Thanks,
Jakub

[1]: http://git.savannah.gnu.org/cgit/gzip.git/commit/?id=63aa2268a5abfed0116d04bbe3952e4a753af91d
[2]: https://bugzilla.redhat.com/show_bug.cgi?id=1690825