Index: icedtea6-1.8.5/Makefile.am
===================================================================
--- icedtea6-1.8.5.orig/Makefile.am	2011-02-04 18:29:58.826701224 +0100
+++ icedtea6-1.8.5/Makefile.am	2011-02-04 18:31:53.430016002 +0100
@@ -1918,10 +1918,13 @@
 if BUILD_CACAO
 if !USE_SYSTEM_CACAO
 	cd cacao/cacao && \
+        rm -f libtool && \
+        autoreconf --verbose --install --force --no-recursive && \
 	$(ARCH_PREFIX) ./configure \
 	  --host=$(host_alias) \
 	  --build=$(build_alias) \
 	  --target=$(target_alias) \
+          --with-libtool-sysroot \
 	  --prefix=$(abs_top_builddir)/cacao/install \
 	  --with-java-runtime-library=openjdk \
 	  --with-java-runtime-library-prefix=$(abs_top_builddir)/openjdk \