--- gcc-4.3-4.3.0.emdebian/debian/rules 
+++ gcc-4.3-4.3.0.debian/debian/rules 
@@ -23,6 +23,9 @@
 control: $(control_dependencies)
 	-mkdir -p $(stampdir)
 	$(MAKE) -f debian/rules.conf $@
+ifneq ($(DEB_BUILD_GNU_TYPE),$(DEB_TARGET_GNU_TYPE))
+	awk '{gsub(/gcc-4.3-$(DEB_TARGET_GNU_TYPE)-base \(= \$$\{gcc:Version\}\), /, ""); print $$0; }' debian/control > control.tmp; mv control.tmp debian/control
+endif
 
 configure: $(configure_dependencies)
 $(configure_stamp): control $(unpack_stamp) $(patch_stamp)