diff -Nura squid-3.0.STABLE17/configure.in squid-3.0.STABLE17.cross/configure.in
--- squid-3.0.STABLE17/configure.in	2009-07-26 09:24:48.000000000 -0300
+++ squid-3.0.STABLE17.cross/configure.in	2009-07-30 11:54:28.000000000 -0300
@@ -1895,6 +1895,10 @@
 	;;
 esac
 
+dnl Define CXX_FOR_BUILD
+CXX_FOR_BUILD="$CXX_FOR_BUILD"
+AC_SUBST(CXX_FOR_BUILD)
+
 dnl Check for programs
 AC_PROG_CPP
 AC_PROG_INSTALL
diff -Nura squid-3.0.STABLE17/src/Makefile.am squid-3.0.STABLE17.cross/src/Makefile.am
--- squid-3.0.STABLE17/src/Makefile.am	2009-07-26 09:24:46.000000000 -0300
+++ squid-3.0.STABLE17.cross/src/Makefile.am	2009-07-30 11:55:08.000000000 -0300
@@ -1034,6 +1034,13 @@
 squid.conf.default: cf_parser.h
 	true
 
+CXX_FOR_BUILD ?= @CXX_FOR_BUILD@
+
+cf_gen$(EXEEXT): $(cf_gen_SOURCES) $(cf_gen_DEPENDENCIES)
+	$(CXX_FOR_BUILD) -o $@ $(srcdir)/cf_gen.cc \
+		$(top_srcdir)/lib/util.c $(top_srcdir)/lib/assert.c \
+		-DNDEBUG -DBUILD_HOST_TOOL ${INCLUDES}
+
 cf_parser.h: cf.data cf_gen$(EXEEXT)
 	./cf_gen cf.data $(srcdir)/cf.data.depend