Laurent Rineau wrote: > Do you suggest that the upstream project should have a different library > name when it is compiled with Qt4 and Qt5? Yes. library name *and* header path (and anything else that may potentially conflict). -- Rex -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct