case $THIS_SUB_DEPENDS in
  PYTHON) is_depends_enabled $SPELL python &&
          is_depends_enabled $SPELL gtk+2 && return 0 ;;
    GTK2) is_depends_enabled $SPELL gtk+2 &&
          [[  "x${GTK_VNC_VER}"  ==  "x2"  ]]  &&
          return 0 ;;
    GTK3) is_depends_enabled $SPELL gtk+3 &&
          [[  "x${GTK_VNC_VER}"  ==  "x3"  ]]  &&
          return 0 ;;
esac

return 1
