From 5d8244d623279f31e4317af2a137ed9f9967f0ad Mon Sep 17 00:00:00 2001
From: Christopher Meng <cickumqt@gmail.com>
Date: Fri, 14 Feb 2014 14:58:39 +0800
Subject: [PATCH] Update Makefile

Preclude cflags overriding.

Fedora has %optflags for building, if I use CFLAGS="%{optflags}" during building, it will override the fPIC and custom flags defined, and it's incorrect. Therefore we should avoid that issue.
---
 Makefile | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index 37e0bb1..4ee3ef7 100644
--- a/Makefile
+++ b/Makefile
@@ -25,10 +25,9 @@ APIVERSION = 1
 #LDFLAGS = -Wl,--no-undefined
 CFLAGS ?= -Os
 #CFLAGS = -g -O0
-CFLAGS += -fPIC
-CFLAGS += -Wall
-CFLAGS += -Wextra
-CFLAGS += -DENABLE_STRNATPMPERR
+override CFLAGS += -Wall
+override CFLAGS += -Wextra
+override CFLAGS += -fPIC -DENABLE_STRNATPMPERR
 
 LIBOBJS = natpmp.o getgateway.o