File baselibs.conf of Package giflib
libgif4 # O/P on giflib added in 4.1.6. Once 4.1.7 is used, switch "<=" to "<". obsoletes "giflib-<targettype> <= <version>" provides "giflib-<targettype> = <version>" obsoletes "libungif-<targettype>" provides "libungif-<targettype>" targettype 32bit provides "libungif.so.4" targettype 64bit provides "libungif.so.4()(64bit)" giflib-devel requires -giflib-<targettype> = <version> requires "libgif4-<targettype> = <version>"