diff -r 12f06c992c3a -r a79eb9df5b0d nashorn/make/Makefile
--- a/nashorn/make/Makefile	Mon Feb 18 10:36:18 2013 +0100
+++ b/nashorn/make/Makefile	Tue Feb 19 09:46:28 2013 -0400
@@ -129,11 +129,6 @@
   endif
 endif 
 
-ifdef ALT_BOOTDIR
-  ANT_OPTIONS += -Dboot.java.home=$(ALT_BOOTDIR)
-  ANT_JAVA_HOME = JAVA_HOME=$(ALT_BOOTDIR)
-endif
-
 # To facilitate bootstrapping, much of langtools can be compiled with (just)
 # a boot JDK. However, some source files need to be compiled against 
 # new JDK API. In a bootstrap build, an import JDK may not be available,