From 81e3f38b1909956e228077e4677c34f469ea9835 Mon Sep 17 00:00:00 2001
From: Chris Hofstaedtler <chris.hofstaedtler@deduktiva.com>
Date: Sat, 25 May 2024 17:28:31 +0200
Subject: [PATCH] autoconf: allow prerelease systemd versions

For example 256~rc3. Also preemptively support versions like 252.2.
---
 m4/systemd.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/m4/systemd.m4 b/m4/systemd.m4
index faa53589ca..6c1ef9f75a 100644
--- a/m4/systemd.m4
+++ b/m4/systemd.m4
@@ -134,7 +134,7 @@ AC_DEFUN([AX_CHECK_SYSTEMD_FEATURES], [
           AC_PATH_PROG([SYSTEMCTL], [systemctl], [no])
           AS_IF([test "$SYSTEMCTL" = "no"],
             [AC_MSG_ERROR([systemctl not found])], [
-              _systemd_version=`${SYSTEMCTL} --version|head -1 |cut -d" " -f 2`
+              _systemd_version=`${SYSTEMCTL} --version|head -1 | tr ".~" "  " | cut -d" " -f 2`
               if test $_systemd_version -ge 183; then
                  systemd_private_tmp=y
               fi
-- 
2.47.2