streamline build scripts
diff --git a/releng.control/ant.sh b/releng.control/ant.sh
index 859cea2..fa1605f 100644
--- a/releng.control/ant.sh
+++ b/releng.control/ant.sh
@@ -7,10 +7,22 @@
 
 if [ -n $BUILD_INITIALIZED ]
 then
+   pushd .
+   cd ${RELENG_CONTROL}
    source commonVariations.shsource
    source ${RELENG_CONTROL}/commonComputedVariables.shsource
+   popd
 fi
 
+a# For most ant tasks, we want Java 4 to be default, 

+# so if not desired (such as for WTP 2.0 unit tests), 

+# then we have to spec Java 5 right there where we run 

+# the tests.
+# Note: this must be Java 4, for now, for "customizeAccessRules" 
+# to work. I'll recompile it for Java 5 eventually, but it causes 
+# a problem, and a problem only on PPC machine/VM. 
+export JAVA_HOME=${JAVA_4_HOME}

+

 
 ANT_CMD=${ANT_HOME}/bin/ant