also rules in gitignore

Makefile

@@ -51,6 +51,12 @@ diff: $(D_QUINES)
 		$(MAKE) diff -C $$dir; \
 	done
 
+leaks: $(D_QUINES)
+	@for dir in $^; do \
+		echo $(B_YELLOW)"leaks $$dir"$(RESET); \
+		$(MAKE) leaks -C $$dir; \
+	done
+
 clean: $(D_QUINES)
 	@for dir in $^; do \
 		echo $(B_YELLOW)"clean $$dir"$(RESET); \
@@ -67,4 +73,3 @@ re: fclean all
 
 .PHONY : all clean fclean re
 
-