--- old/make/Defs-internal.gmk	2009-12-23 18:25:50.019266555 +0000
+++ new/make/Defs-internal.gmk	2009-12-23 18:25:49.958875627 +0000
@@ -231,9 +231,11 @@
 ifndef NO_DOCS
   # Default value (we want javadoc run)
   GENERATE_DOCS=true
-  # No DOCS build when JDK_UPDATE_VERSION set
-  ifdef JDK_UPDATE_VERSION
-    GENERATE_DOCS=false
+  # No DOCS build when JDK_UPDATE_VERSION set on non-OPENJDK builds
+  ifndef OPENJDK
+    ifdef JDK_UPDATE_VERSION
+      GENERATE_DOCS=false
+    endif
   endif
   # If langtools, corba, jaxp, and jaxws are not being built, 
   #   a full jdk javadoc is not possible