--- Makefile	(Asterisk 13.20)
+++ Makefile	(working copy)
@@ -682,4 +682,5 @@
 check-old-libdir:
 	@test -n "$(_oldlibdir)" -a -d "$(_oldlibdir)" || exit 0 ;\
+	if [ $$(stat -Lc %d:%i $(_oldlibdir)) != $$(stat -Lc %d:%i $(DESTDIR)$(ASTLIBDIR)) ]; then \
 	oldfiles=`find "$(_oldlibdir)" -name libasterisk* -print -quit -o \( -path *asterisk/modules/* -a -name *.so \) -print -quit 2>/dev/null` ;\
 	if [ "x$$oldfiles" != "x" ] ; then \
@@ -703,4 +704,5 @@
 		echo "" ;\
 		echo " WARNING WARNING WARNING" ;\
+	fi ;\
 	fi