Permission to use, copy, modify and distribute the DocBook XML DTD
and its accompanying documentation for any purpose and without fee
is hereby granted in perpetuity, provided that the above copyright
notice and this paragraph appear in all copies.  The copyright
holders make no representation about the suitability of the DTD for
any purpose.  It is provided "as is" without expressed or implied
warranty.

If you modify the DocBook DTD in any way, except for declaring and
referencing additional sets of general entities and declaring
additional notations, label your DTD as a variant of DocBook.  See
the maintenance documentation for more information.

Please direct all questions, bug reports, or suggestions for 
changes to the docbook@lists.oasis-open.org mailing list. For more
information, see http://www.oasis-open.org/docbook/.
