diff -Naur a/build.xml b/build.xml
--- a/build.xml	2016-06-14 19:48:01.000000000 +0100
+++ b/build.xml	2016-12-22 22:41:41.988262564 +0000
@@ -27,6 +27,10 @@
   xmlns:u="http://freemarker.org/util"
 >
 
+  <path id="gentoo.classpath">
+    <pathelement path="${gentoo.classpath}/"/>
+  </path>
+
   <!-- ================================================================== -->
   <!-- Properties                                                         -->
   <!-- ================================================================== -->
@@ -143,13 +147,11 @@
     />
 
     <mkdir dir="${_javaccOutputDir}" />
-    <ivy:retrieve conf="parser" pattern="build/javacc-home.tmp/[artifact].[ext]" />
     <javacc:generate
       target="src/main/javacc/FTL.jj"
       outputdirectory="${_javaccOutputDir}"
       javacchome="build/javacc-home.tmp"
     />
-    <delete dir="build/javacc-home.tmp" />
     
     <replace
       file="${_javaccOutputDir}/FMParser.java"
@@ -271,6 +273,7 @@
       verify="yes" stubversion="1.2"
     />
 
+<!--
     <ivy:cachepath conf="build.jsp2.0" pathid="ivy.dep.jsp2.0" />
     <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off" 
       debug="on" optimize="off" target="1.5" source="1.5" encoding="utf-8"
@@ -286,6 +289,7 @@
         freemarker/ext/jsp/FreeMarkerJspFactory21.java,
         freemarker/ext/jsp/FreeMarkerJspApplicationContext.java"
     />
+!-->
     
     <!-- There's no build.jsp2.0, as those classes are part of the common build subset. -->
     
@@ -301,6 +305,7 @@
         freemarker/ext/jsp/FreeMarkerJspApplicationContext.java"
     />
 
+<!--
     <ivy:cachepath conf="build.jython2.0" pathid="ivy.dep.jython2.0" />
     <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off" 
       debug="on" optimize="off" target="1.5" source="1.5" encoding="utf-8"
@@ -325,6 +330,7 @@
       includes="
         freemarker/ext/jython/_Jython22VersionAdapter.java"
     />
+!-->
     
     <ivy:cachepath conf="build.jython2.5" pathid="ivy.dep.jython2.5" />
     <javac srcdir="build/src-main-java-filtered" destdir="build/classes" deprecation="off"