These data files are meant for use with the dynusers package, available 
in the same place you found this package.

Currently there are few data files in this distribution, but any 
contributions would be welcome. Email to <[email protected]>.

An ebuild for this package can be found in my overlay.
 ViewVC: http://svn.pioto.org/viewvc/portage-pioto/sys-apps/dynusers-data
 AnonSVN: svn co svn://svn.pioto.org/pioto-portage/sys-apps/dynusers-data

A tarball of the latest release may be found in:
 http://www.pioto.org/~pioto/gentoo/distfiles/