case $THIS_SUB_DEPENDS in
  DBUS) is_depends_enabled $SPELL dbus   && return 0;;
#  GIF)  is_depends_enabled $SPELL LIBGIF && return 0;;
  OPENGL)  is_depends_enabled $SPELL OPENGL && return 0;;
  SSL)  is_depends_enabled $SPELL openssl && return 0;;
  TOOLS) [[ $QT_TOOLS == "-make" ]] && return 0;;
  QT3)   [[ $QT_QT3 == "-qt3support" ]] && return 0;;
  *) echo "Eek, unknown subdependency requested!"; return 1;;
esac
return 1
