From 80c043db79f7fdb0bb91228aca90449c18f4cd2c Mon Sep 17 00:00:00 2001
From: "Darryl L. Miles" <darryl.miles@darrylmiles.org>
Date: Thu, 17 Oct 2024 11:02:59 +0100
Subject: [PATCH] configure: wrapper CFLAGS inherit if already set

It is usual for the user to have control of CFLAGS like:
  CFLAGS="-O2" ./configure
---
 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index ae0a0fc1..367e09a7 100755
--- a/configure
+++ b/configure
@@ -9,4 +9,4 @@
 # script itself.  It also sets up CFLAGS without the default optimizer
 # flag (-O2).
 
-( CFLAGS="-g"; export CFLAGS; cd scripts ; ./configure "$@" )
+( CFLAGS=${CFLAGS:-"-g"}; export CFLAGS; cd scripts ; ./configure "$@" )