From 7432e652513f311ea83bf02ff276b642ba5d1d61 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sat, 9 Feb 2013 10:05:31 +0200
Subject: Escape m4 macro

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 2da3cfe..ad997e9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,7 @@ AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR([odb/version.hxx])
 
 AM_INIT_AUTOMAKE([-Wall -Werror foreign nostdinc subdir-objects dist-bzip2 dist-zip tar-ustar])
-m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) # Required by automake 1.12.
+m4_equote()[m4_ifdef]m4_dquote()([AM_PROG_AR], [AM_PROG_AR]) # Required by automake 1.12.
 
 LT_INIT([win32-dll])
 
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