--- sdcc/device/lib/Makefile.orig	2007-03-06 09:55:01.000000000 -0600
+++ sdcc/device/lib/Makefile	2007-03-06 09:58:32.000000000 -0600
@@ -242,7 +242,7 @@
 model-mcs51-stack-auto:
 	if [ "`grep mcs51 $(top_builddir)ports.build`" = mcs51 ]; then \
 	  for model in $(MODELS); do \
-	    $(MAKE) MODELFLAGS="--model-$$model --stack-auto" PORT=$$model PORTDIR=$(BUILDDIR)/$$model-stack-auto PORTINCDIR=$(INCDIR)/mcs51 objects; \
+	    $(MAKE) MODELFLAGS="--model-$$model --stack-auto --int-long-reent --float-reent" PORT=$$model PORTDIR=$(BUILDDIR)/$$model-stack-auto PORTINCDIR=$(INCDIR)/mcs51 objects; \
 	  done \
 	fi