--- /dev/null
+From ce3b4f1d000c75ace2be2be83a0cc0df84ff6983
+From: Lars Wendler <polynomial-c@gentoo.org>
+Date: Tue, 12 Jan 2021 18:18:23 +0100
+Subject: [PATCH] configure.ac: autoconf-2.70 fix
+
+Gentoo-bug: https://bugs.gentoo.org/750230
+Signed-off-by: Lars Wendler <polynomial-c@gentoo.org>
+---
+ configure.ac | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+--- a/configure.ac
++++ b/configure.ac
+@@ -30,11 +30,11 @@ AH_TEMPLATE([TRUST_UDS_CRED], [Defined i
+
+ dnl ### Normal initialization. ######################################
+ AC_INIT([conserver],m4_esyscmd_s([./gen-version number]))
+-AC_PREREQ(2.59)
++AC_PREREQ(2.69)
+ AC_CONFIG_SRCDIR([conserver/main.c])
+ AC_CONFIG_HEADER(config.h)
+
+-AC_DEFINE_UNQUOTED(CONFIGINVOCATION, "$0 $@")
++AC_DEFINE_UNQUOTED(CONFIGINVOCATION, "$0 $*")
+
+ dnl ### Set some option defaults. ###################################
+ if test -z "$CFLAGS"; then