--- rpl/tools/Makefile.am	2010/05/09 15:43:50	1.14
+++ rpl/tools/Makefile.am	2010/05/19 09:22:42	1.15
@@ -11,7 +11,11 @@ all:
 	\mv -f $$TMP @UNITS@/Makefile
 	@list='$(subdirs)'; for subdir in $$list; do \
 		echo "Making $@ in $$subdir"; \
-		$(MAKE) -C $$subdir $@ ; \
+		if [ $$subdir = @OPENSSL@ ]; then \
+			$(MAKE) -C $$subdir -j1 $@; \
+		else \
+			$(MAKE) -C $$subdir $@; \
+		fi; \
 	done;
 	if [ ! -f @OPENSSL@/tests_success ]; then \
 		(cd @OPENSSL@ && $(MAKE) test && touch tests_success); \