<<< metadata_duplicate_useflag_description >>> net-misc/spice-gtk|policykit|virtualization@gentoo.org <<< open bugs >>> https://bugs.gentoo.org/942349 net-misc/spice-gtk-0.42-r4:_X_dependency_is_optional https://bugs.gentoo.org/806310 net-misc/spice-gtk-0.39[-gtk3]:_doc/.../meson.build:_ERROR:_Unknown_variable_spice_client_gtk_lib.