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pkg_setup() {

        local gnome_flag=""

        for pygtk_install in /var/db/pkg/dev-python/pygtk*; do
                if grep 2 ${pygtk_install}/SLOT > /dev/null; then
                        for flag in `cat ${pygtk_install}/USE`; do
                                if [ ${flag} == gnome ]; then
                                        gnome_flag="found"
                                fi
                        done
                fi
        done

        if [ -z "${gnome_flag}" ]; then
                echo
                eerror "pygtk was not merged with the gnome"
                eerror "USE flag. Yukiyu requires pygtk be"
                eerror "built with this flag for libglade support."
                die "pygtk missing gnome support"
        fi
}