From 666d64d2bc6539d0ca03dea69abc5a8ccdf37be5 Mon Sep 17 00:00:00 2001
From: NIIBE Yutaka <gniibe@fsij.org>
Date: Thu, 17 Feb 2022 09:10:12 +0900
Subject: gpg-error.m4: Fix use with older gpgrt-config (< 1.33).

* src/gpg-error.m4: When gpgrt-config doesn't work expected for
gpg-error.pc, unset GPGRT_CONFIG.

--

Found the issue in the libgcrypt build with libgpg-error 1.31.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
---
 src/gpg-error.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gpg-error.m4 b/src/gpg-error.m4
index 56a5d07..4b5cd40 100644
--- a/src/gpg-error.m4
+++ b/src/gpg-error.m4
@@ -10,7 +10,7 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 #
-# Last-changed: 2021-03-31
+# Last-changed: 2022-02-15
 
 
 dnl AM_PATH_GPG_ERROR([MINIMUM-VERSION,
@@ -139,6 +139,7 @@ AC_DEFUN([AM_PATH_GPG_ERROR],
     fi
   elif test "$GPG_ERROR_CONFIG" != "no"; then
     gpg_error_config_version=`$GPG_ERROR_CONFIG --version`
+    unset GPGRT_CONFIG
   fi
   if test "$GPG_ERROR_CONFIG" != "no"; then
     req_major=`echo $min_gpg_error_version | \
-- 
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