File baselibs.conf of Package libpng16
libpng16-16 obsoletes "libpng-<targettype> < <version>" provides "libpng-<targettype> = <version>" libpng16-devel requires -libpng16-<targettype> requires "libpng16-16-<targettype> = <version>" libpng16-compat-devel requires -libpng16-compat-<targettype> requires "libpng16-devel-<targettype> = <version>" conflicts "libpng-devel-<targettype>" provides "libpng-devel-<targettype>"