$NetBSD: patch-setup,v 1.1 2017/12/12 07:13:01 spz Exp $

--- ./setup.orig	1995-02-24 21:19:30.000000000 +0000
+++ ./setup
@@ -450,7 +450,7 @@ MANDIR		= ${mandir}
 CC		= ${compiler}
 
 # Compile options.
-CFLAGS		= ${extra} ${cflags}
+CFLAGS		= ${CFLAGS} ${extra} ${cflags}
 TCLCFLAGS	= ${extra} ${cflags}
 
 # Lint flags