$OpenBSD: patch-Makefile,v 1.1.1.1 2010/11/07 18:06:00 dcoppa Exp $
--- Makefile.orig	Thu Nov  4 16:40:17 2010
+++ Makefile	Thu Nov  4 16:40:52 2010
@@ -1,7 +1,8 @@
 # vim:ts=8
 
 CC	= cc
-CFLAGS	= -O2 -Wall -Wunused -Wmissing-prototypes -Wstrict-prototypes
+CFLAGS	?= -O2 -Wall
+CFLAGS	+= -Wunused -Wmissing-prototypes -Wstrict-prototypes
 #CFLAGS += -g
 
 PREFIX	 = /usr/local
