https://bugs.gentoo.org/778167

From f78edbe30816f049e1360cb6e203fabfdf7b98df Mon Sep 17 00:00:00 2001
From: Sergei Trofimovich <slyfox@gentoo.org>
Date: Fri, 6 Nov 2020 08:14:57 +0000
Subject: [PATCH] Fix compatibility with upcoming autoconf 2.70

Mainline autoconf generates no shell code for AC_CONFIG_AUX_DIR().
Call it unconditionally to avoid a syntax error.

[ghudson@mit.edu: rewrote commit message]

ticket: 8960 (new)
tags: pullup
target_version: 1.18-next
target_version: 1.17-next
---
 src/aclocal.m4 | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

--- src/aclocal.m4
+++ src/aclocal.m4
@@ -13,11 +13,7 @@ fi
 ac_topdir=$srcdir/$ac_reltopdir
 ac_config_fragdir=$ac_reltopdir/config
 # echo "Looking for $srcdir/$ac_config_fragdir"
-if test -d "$srcdir/$ac_config_fragdir"; then
-  AC_CONFIG_AUX_DIR(K5_TOPDIR/config)
-else
-  AC_MSG_ERROR([can not find config/ directory in $ac_reltopdir])
-fi
+AC_CONFIG_AUX_DIR(K5_TOPDIR/config)
 ])dnl
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 dnl Version info.