From 1baede369cb36a83f9d143eaf60a87651e8fd239 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Grubbstr=C3=B6m=20=28Grubba=29?=
 <grubba@grubba.org>
Date: Mon, 29 Nov 2021 08:59:47 +0100
Subject: [PATCH] Configure: Support autoconf 2.59 again.

---
 src/aclocal.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/aclocal.m4 b/src/aclocal.m4
index 53aac95064..a5a919bfb0 100644
--- a/src/aclocal.m4
+++ b/src/aclocal.m4
@@ -502,7 +502,8 @@ EOF
 ])
 
 m4_copy([AC_CHECK_HEADERS], [ORIG_CHECK_HEADERS])
-ifdef([_AC_CHECK_HEADERS], m4_copy([_AC_CHECK_HEADERS], [_ORIG_CHECK_HEADERS]))
+ifdef([_AC_CHECK_HEADERS],
+	[m4_copy([_AC_CHECK_HEADERS], [_ORIG_CHECK_HEADERS])])
 define([AC_CHECK_HEADERS],
 [
   if test "x$enable_binary" != "xno"; then
-- 
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