File baselibs.conf of Package Botan
libbotan-2-10 libbotan-devel requires -libbotan-<targettype> = <version> requires "libbotan-2-10-<targettype> = <version>"
libbotan-2-10 libbotan-devel requires -libbotan-<targettype> = <version> requires "libbotan-2-10-<targettype> = <version>"