This is the additional package for XEmacs(version over 21). You can install
all packages except for basic(xemacs-packages), basic mule(xemacs-basic-mule)
and mule(xemacs-mule-packages). You can also install `sumo'-like packages with
xemacs-packages and xemacs-additional-packages. If you think install
individual package, try to use other xemacs-*-packages. These packages are
prepared for installation by xemacs categories.