diff -ur ocamlnet-0.98.1/src/Makefile.rules ocamlnet-0.98.1.new/src/Makefile.rules
--- ocamlnet-0.98.1/src/Makefile.rules	2005-01-30 15:27:16.000000000 +0000
+++ ocamlnet-0.98.1.new/src/Makefile.rules	2005-03-17 09:15:51.474074112 +0000
@@ -87,13 +87,13 @@
 
 .PHONY: install-conventional
 install-conventional:
-	test -n $(LIBDIR)
-	mkdir -p $(LIBDIR)
+	test -n $(DESTDIR)$(LIBDIR)
+	mkdir -p $(DESTDIR)$(LIBDIR)
 	touch packlist-$(PKGNAME)
 	files=`$(COLLECT_FILES) *.mli *.cmi *.cma *.cmxa *.a META $(INSTALL_EXTRA) packlist-$(PKGNAME)` && \
 	ls $$files | \
 		{ while read f; do echo "$(LIBDIR)/$$f"; done } >packlist-$(PKGNAME) && \
-	cp $$files $(LIBDIR)
+	cp $$files $(DESTDIR)$(LIBDIR)
 
 
 # Note: Before ocamlnet 0.96, the packlist contained only relative path