$OpenBSD: patch-Makefile,v 1.4 2015/01/12 15:23:09 sthen Exp $
--- Makefile.orig	Fri Dec 19 08:51:32 2014
+++ Makefile	Fri Jan  9 11:54:01 2015
@@ -88,7 +88,7 @@ clean:
 
 #------------------------------------------------------------------------
 #make install is validated only for Linux, OSX, kFreeBSD and Hurd targets
-ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU))
+ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD))
 
 install:
 	@cd $(LZ4DIR); $(MAKE) -e install
