File baselibs.conf of Package libsigc++3
libsigc-3_0-0 provides "libsigc++3-<targettype> = <version>" obsoletes "libsigc++3-<targettype> < <version>"
libsigc-3_0-0 provides "libsigc++3-<targettype> = <version>" obsoletes "libsigc++3-<targettype> < <version>"