gtk3-tools
  +/usr/bin/gtk-query-immodules-3.0(-64)?
  post "if [ $1 == 1 ]; then test -d %{_libdir}/gtk-3.0/3.0.0; if test $? -eq 0; then %{_bindir}/gtk-query-immodules-3.0 --update-cache; fi; fi"
libgtk-3_0-0
  provides "gtk3-<targettype> = <version>"
  post "test -f %{_bindir}/gtk-query-immodules-3.0 && %{_bindir}/gtk-query-immodules-3.0 --update-cache"