On Mon, 21 Nov 2016, Tomi Ollila <tomi.ollila@iki.fi> wrote: > On Mon, Nov 21 2016, David Bremner <david@tethera.net> wrote: > >> I take the submitters word for the first version supporting gzclose > > I tried this patch on Scientific Linux 6.2 -- after applied it I changed > the check to >= 1.2.3 (to the one used in sl62). > > This compiles fine but tests fails miserably. zlib 1.2.5.2 (the version we currently require) was released 2011-12-17. I wouldn't put any effort into supporting an even older version of zlib. We've dropped support for newer stuff (and we're still pretty conservative). BR, Jani.