docbook-xml: docbook-xml 4.5 (XML DTD for Docbook)  
docbook-xml:  
docbook-xml: The DocBook XML DTD-4.5 package contains document type 
docbook-xml: definitions for verification of XML data files against the 
docbook-xml: DocBook rule set. These are useful for structuring books and 
docbook-xml: software documentation to a standard allowing you to utilize 
docbook-xml: transformations already written for that standard.  
docbook-xml: 
docbook-xml: 
docbook-xml: 
docbook-xml:

