--- olpc-netutils-0.4/Makefile.build	Mon Jul 14 12:19:48 2008
+++ olpc-netutils-0.4/Makefile.build	Fri Aug  8 17:14:09 2008
@@ -12,10 +12,10 @@
 # install targets
 
 $(DESTDIR)/usr/%: usr/%
-	install -D $< $@
+	install -p -D $< $@
 
 $(foreach d,$(shell find $(OVERLAYS) -type d),$(DESTDIR)/$d):
-	install -D -d $@
+	install -p -D -d $@
 
 install: $(foreach f,$(shell find $(OVERLAYS) -not -type d),$(DESTDIR)/$f)