SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
SPDX-License-Identifier: GPL-3.0-or-later

Disable features unsupported by Autoconf 2.52

--- configure.ac	Wed Mar 17 19:53:06 2021
+++ configure.ac.new	Wed Mar 17 19:52:53 2021
@@ -19,8 +19,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 # 02111-1307, USA.
 
-# We need AC_CONFIG_TESTDIR.
-AC_PREREQ([2.53])
+AC_PREREQ([2.52])
 
 AC_INIT([GNU Autoconf], [2.53], [bug-autoconf@gnu.org])
 AC_SUBST([PACKAGE_NAME])dnl
@@ -32,7 +31,6 @@
 AM_INIT_AUTOMAKE
 
 # Initialize the test suite and build position independent wrappers.
-AC_CONFIG_TESTDIR([tests])
 AC_CONFIG_FILES([tests/Makefile tests/atlocal])
 AC_CONFIG_FILES([tests/autoconf:tests/wrapsh.in],
                 [chmod +x tests/autoconf])
@@ -85,16 +73,4 @@
                  bin/Makefile])
 
 AC_OUTPUT
-# Report the state of this version of Autoconf if this is a beta.
-m4_bmatch(m4_defn([AC_PACKAGE_VERSION]),  [[a-z]],
-[    cat <<EOF
-
-You are about to use an experimental version of Autoconf.  Be sure to
-read the relevant mailing lists, most importantly <autoconf@gnu.org>.
-
-Below you will find information on the status of this version of Autoconf.
-
 
-EOF
-    sed -n '/^\* Status/,$p' $srcdir/BUGS
-])