Indeed, nice catch! The _32 and _64 variants weren't used anymore, either. Updated debdiff attached, and a ~ppa2 version has been uploaded to my PPA.
** Patch added: "zlib.debdiff" https://bugs.launchpad.net/ubuntu/+source/zlib/+bug/1932010/+attachment/5517264/+files/zlib.debdiff -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1932010 Title: [21.10 FEAT] zlib CRC32 optimization for s390x To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-z-systems/+bug/1932010/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs