From: Alexander Barton <alex@barton.de>
Date: Mon, 24 Sep 2012 18:56:24 +0000 (+0200)
Subject: configure: only use AM_PROG_AR when available
X-Git-Tag: rel-20-rc1~66
X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git;a=commitdiff_plain;h=b730b64bbecfb325e28f7df1fba46942ac19968d

configure: only use AM_PROG_AR when available

This fixes commit 78d189fb on systems with older automake ...
---

diff --git a/configure.ng b/configure.ng
index 3ac56c44..8b47ad15 100644
--- a/configure.ng
+++ b/configure.ng
@@ -60,7 +60,8 @@ AC_PROG_CC_STDC
 
 # -- Helper programs --
 
-AM_PROG_AR
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+
 AC_PROG_AWK
 AC_PROG_INSTALL
 AC_PROG_LN_S