diff -ruN build.xml.orig build.xml
--- build.xml	2005-03-21 18:28:37.556968272 +0100
+++ build.xml	2005-03-21 18:29:52.630555352 +0100
@@ -70,6 +70,9 @@
     </zip>
   </target>
 
+  <target name="clean" description="The clean target">
+    <!-- Do nothing -->
+  </target>
 
 </project>