From 4d914aa9013da8618c96f7c0eccde7ed47de37c1 Mon Sep 17 00:00:00 2001
From: Borna Novak <dosadnizub@gmail.com>
Date: Thu, 2 Jul 2020 13:20:26 +0200
Subject: [PATCH] hopeful fix for centos builds

---
 ext/quirc/embed/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/quirc/embed/Makefile b/ext/quirc/embed/Makefile
index e5588c7..9012a6c 100644
--- a/ext/quirc/embed/Makefile
+++ b/ext/quirc/embed/Makefile
@@ -19,7 +19,7 @@ BUILD_DIR ?= .
 
 LIB_VERSION = 1.0
 
-CFLAGS ?= -O3 -Wall -fPIC
+CFLAGS ?= -O3 -Wall -fPIC -std=gnu99
 LIB_OBJ = \
     lib/decode.o \
     lib/identify.o \