Patch only .info not the sources for now (whole regeneration breaks things)
#--- docbook2X-0.8.8/doc/docbook2X.xml.orig	2006-04-22 17:55:28.000000000 +0200
#+++ docbook2X-0.8.8/doc/docbook2X.xml	2012-08-25 06:54:03.633416059 +0200
#@@ -55,7 +55,7 @@
#     </abstract>
# 
#     <subjectset scheme="texinfo-directory">
#-      <subject><subjectterm>Document Preparation</subjectterm></subject>
#+      <subject><subjectterm>Text Processing Tools</subjectterm></subject>
#     </subjectset>
#     
#   </articleinfo>
#--- docbook2X-0.8.8/doc/docbook2X.txml.orig	2007-03-03 14:40:43.000000000 +0100
#+++ docbook2X-0.8.8/doc/docbook2X.txml	2012-08-25 06:54:04.810082702 +0200
#@@ -45,7 +45,7 @@
# <nodenamemapentry id="install-procedure" file="docbook2X"><nodename>Installation</nodename></nodenamemapentry>
# <nodenamemapentry id="install-problems" file="docbook2X"><nodename>Installation problems</nodename></nodenamemapentry>
# <nodenamemapentry id="dependencies" file="docbook2X"><nodename>Dependencies on other software</nodename></nodenamemapentry>
#-<nodenamemapentry id="cindex" file="docbook2X"><nodename>Concept index</nodename></nodenamemapentry></nodenamemap><texinfo file="docbook2X"><settitle>docbook2X</settitle><directory category="Document Preparation"><menuentry file="docbook2X"><menuentrytitle>docbook2X</menuentrytitle><menuentrydescrip>Convert DocBook into man pages and Texinfo</menuentrydescrip></menuentry></directory><node id="docbook2X" previousid="" nextid="quickstart"/><documentlanguage lang="en"/><top>docbook2X</top><indexterm class="cp">DocBook</indexterm><para>
#+<nodenamemapentry id="cindex" file="docbook2X"><nodename>Concept index</nodename></nodenamemapentry></nodenamemap><texinfo file="docbook2X"><settitle>docbook2X</settitle><directory category="Text Processing Tools"><menuentry file="docbook2X"><menuentrytitle>docbook2X</menuentrytitle><menuentrydescrip>Convert DocBook into man pages and Texinfo</menuentrydescrip></menuentry></directory><node id="docbook2X" previousid="" nextid="quickstart"/><documentlanguage lang="en"/><top>docbook2X</top><indexterm class="cp">DocBook</indexterm><para>
#     <i>docbook2X</i> converts 
#     DocBook
#     documents into man pages and 
#--- docbook2X-0.8.8/doc/docbook2X.texi.orig	2007-03-03 14:40:45.000000000 +0100
#+++ docbook2X-0.8.8/doc/docbook2X.texi	2012-08-25 06:54:25.816748930 +0200
#@@ -2,9 +2,9 @@
# @setfilename docbook2X.info
# @documentencoding us-ascii
# @settitle docbook2X
#-@dircategory Document Preparation
#+@dircategory Text Processing Tools:
# @direntry
#-* docbook2X: (docbook2X).       Convert DocBook into man pages and Texinfo
#+* docbook2X: (docbook2X).		Convert DocBook into man pages and Texinfo
# @end direntry
# 
# @node Top, Quick start, , (dir)
--- docbook2X-0.8.8/doc/docbook2X.info.orig	2007-03-03 14:40:45.000000000 +0100
+++ docbook2X-0.8.8/doc/docbook2X.info	2012-08-25 07:57:11.233337113 +0200
@@ -1,9 +1,9 @@
 This is docbook2X.info, produced by makeinfo version 4.8 from
 docbook2X.texi.
 
-INFO-DIR-SECTION Document Preparation
+INFO-DIR-SECTION Text Processing Tools:
 START-INFO-DIR-ENTRY
-* docbook2X: (docbook2X).       Convert DocBook into man pages and Texinfo
+* docbook2X: (docbook2X).		Convert DocBook into man pages and Texinfo
 END-INFO-DIR-ENTRY