From 961546f850db8061e4fff66fc88335286f020dc9 Mon Sep 17 00:00:00 2001
From: Marko Lindqvist <cazfi74@gmail.com>
Date: Sat, 4 Feb 2023 14:40:00 +0200
Subject: [PATCH 31/31] configure: Use AC_PROG_AR() when available

autoconf-2.72 will introduce AC_PROG_AC(). Prefer that over
existing AM_PROG_AR()

See osdn #46511

Signed-off-by: Marko Lindqvist <cazfi74@gmail.com>
---
 configure.ac | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index c6c91b14f9..24b66b4c11 100644
--- a/configure.ac
+++ b/configure.ac
@@ -628,10 +628,15 @@ AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_LN_S
 AC_DISABLE_SHARED
-AM_PROG_AR
+
+dnl AC_PROG_AR() added in autoconf-2.72
+m4_ifdef([AC_PROG_AR],
+   [AC_PROG_AR], [AM_PROG_AR])
+
 if test -z $AR; then
-	AC_MSG_ERROR([*** 'ar' missing.  Install binutils, fix your \$PATH, or set \$AR manually. ***])
+  AC_MSG_ERROR([*** 'ar' missing. Install binutils, fix your \$PATH, or set \$AR manually. ***])
 fi
+
 LT_INIT
 
 AM_PROG_CC_C_O
-- 
2.39.1