--- docbook.cat	2005-01-27 07:59:49.000000000 -0600
+++ catalog	2005-04-05 16:16:11.000000000 -0500
@@ -55,62 +55,32 @@
   -- ...................................................................... --
   -- ISO entity sets ...................................................... --
 
-PUBLIC "ISO 8879:1986//ENTITIES Diacritical Marks//EN"
-       "iso-dia.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Numeric and Special Graphic//EN"
-       "iso-num.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Publishing//EN"
-       "iso-pub.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES General Technical//EN"
-       "iso-tech.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 1//EN"
-       "iso-lat1.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Latin 2//EN"
-       "iso-lat2.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Greek Letters//EN"
-       "iso-grk1.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Monotoniko Greek//EN"
-       "iso-grk2.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Greek Symbols//EN"
-       "iso-grk3.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Alternative Greek Symbols//EN"
-       "iso-grk4.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Arrow Relations//EN"
-       "iso-amsa.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Binary Operators//EN"
-       "iso-amsb.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Delimiters//EN"
-       "iso-amsc.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Negated Relations//EN"
-       "iso-amsn.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Ordinary//EN"
-       "iso-amso.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Added Math Symbols: Relations//EN"
-       "iso-amsr.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Box and Line Drawing//EN"
-       "iso-box.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Russian Cyrillic//EN"
-       "iso-cyr1.gml"
 
-PUBLIC "ISO 8879:1986//ENTITIES Non-Russian Cyrillic//EN"
-       "iso-cyr2.gml"
 
   -- End of catalog data for DocBook V4.4 ................................. --
   -- ...................................................................... --
+  -- Begin Single Major Version catalog changes --
+
+PUBLIC "-//OASIS//DTD DocBook V4.3//EN" "docbook.dtd"
+PUBLIC "-//OASIS//DTD DocBook V4.2//EN" "docbook.dtd"
+PUBLIC "-//OASIS//DTD DocBook V4.1//EN" "docbook.dtd"
+PUBLIC "-//OASIS//DTD DocBook V4.0//EN" "docbook.dtd"
+
+  -- End Single Major Version catalog changes --