From efd4ec0b404cb48510126e6a74c8e970083909ce Mon Sep 17 00:00:00 2001
From: Quentin Armitage <quentin@armitage.org.uk>
Date: Thu, 23 May 2024 12:31:01 +0100
Subject: [PATCH] configure: fix secondary config file location when using
 --prefix=/usr

Commit 42a746c - "configure: ${prefix} defaults to NONE which messes up
DEFAULT_CONFIG_FILE" broke the checking of whether a secondary default
config file location is required. This commit resolves the issue.

Signed-off-by: Quentin Armitage <quentin@armitage.org.uk>
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 98180f9ac3..4e97844b12 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3154,7 +3154,7 @@ AC_DEFINE_UNQUOTED([DEFAULT_CONFIG_FILE], ["$dcf"], [The default configuration f
 
 # Remove a leading ${prefix} since that is not part of the old file name
 eval dcf_old=`echo $default_config_file`
-dcf_old=`echo $dcf_old | $SED -e "s|^\\\${prefix}||"`
+dcf_old=`echo $dcf_old | $SED -e "s|^${prefix}||"`
 AS_IF([test .$dcf != .$dcf_old],
   [
     AC_DEFINE_UNQUOTED([OLD_DEFAULT_CONFIG_FILE], ["$dcf_old"], [The old default configuration file])