From ab1a5313a54a6d9aadcaa2f2e8523856f747f7e1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20Legat?= <benoit.legat@gmail.com>
Date: Wed, 21 Apr 2021 11:07:59 +0200
Subject: [PATCH] Don't overwrite CFLAGS if already set

---
 makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/makefile b/makefile
index aef418d..96f6084 100755
--- a/makefile
+++ b/makefile
@@ -35,7 +35,7 @@ default: lrs
 INCLUDEDIR = /usr/local/include
 LIBDIR     = /usr/local/lib
 
-CFLAGS     = -O3 -Wall 
+CFLAGS     ?= -O3 -Wall
 #CFLAGS     = -g -Wall 
 
 #use this if you want only output file contain data between begin/end lines