From 98e2cd7ed863c0070cab0a84199dbca8f8e6f751 Mon Sep 17 00:00:00 2001
From: Olaf Bergmann <bergmann@tzi.org>
Date: Fri, 27 May 2022 11:24:05 +0200
Subject: [PATCH] configure.ac: Prevent overwriting CFLAGS in configure

By setting CFLAGS in configure, commit b9c58a1f [1]
accidentally prevents passing additional CFLAGS
parameters into make.

[1] https://github.com/eclipse/tinydtls/commit/b9c58a1f237599402b1b3ecc339ea49c98de387d

Change-Id: Ibfb0a805e690cf401f77e53c9a58f4e75a668aa8
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 81c8949a..59f7a941 100644
--- a/configure.ac
+++ b/configure.ac
@@ -34,7 +34,7 @@ m4_ifdef([AM_PROG_AR], [AM_PROG_AR], [AR=ar])
 
 AC_C_BIGENDIAN
 
-CFLAGS="-fPIC"
+CFLAGS="${CFLAGS} -fPIC"
 
 # Adding some default warning options for code QS
 # see https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html