Changelog for cxsc-2.5.4-4.fc26.x86_64.rpm :

* Mon May 15 2017 Fedora Release Engineering - 2.5.4-4- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_27_Mass_Rebuild
* Fri Feb 10 2017 Fedora Release Engineering - 2.5.4-3- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
* Sat Dec 24 2016 Jerry James - 2.5.4-2- Fix endianness detection- Make the ppc64le build use the same asm as ppc64
* Wed Jun 22 2016 Jerry James - 2.5.4-1- Initial RPM