--- squid-3.4.4.orig/src/Makefile.am	2014-03-09 10:40:56.000000000 +0100
+++ squid-3.4.4/src/Makefile.am	2014-03-12 09:46:23.001434141 +0100
@@ -981,7 +981,7 @@ cache_cf.o: cf_parser.cci
 
 # cf_gen builds the configuration files.
 cf_gen$(EXEEXT): $(cf_gen_SOURCES) $(cf_gen_DEPENDENCIES) cf_gen_defines.cci
-	$(HOSTCXX) -o $@ $(srcdir)/cf_gen.cc -I$(srcdir) -I$(top_builddir)/include/ -I$(top_builddir)/src
+	$(CXX_FOR_BUILD) -o $@ $(srcdir)/cf_gen.cc -I$(srcdir) -I$(top_builddir)/include/ -I$(top_builddir)/src
 
 # squid.conf.default is built by cf_gen when making cf_parser.cci
 squid.conf.default squid.conf.documented: cf_parser.cci