Your package zbar failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=5761319 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
Basically, rpmbuild is a little more pedantic on F19. Fixed on: http://koji.fedoraproject.org/koji/taskinfo?taskID=5783692
(In reply to Mauro Carvalho Chehab from comment #1) > Basically, rpmbuild is a little more pedantic on F19. In time, I meant to say: rpmbuild is a little more pedantic on F20 than on F19.