$NetBSD: patch-ah,v 1.2 2013/01/23 18:44:11 wiz Exp $

First chunk: automake-1.13 compat.
Second chunk: test(1) compat.

--- configure.ac.orig	2010-06-03 06:45:00.000000000 +0000
+++ configure.ac
@@ -19,7 +19,7 @@ dnl Boston, MA 02110-1301, USA.
 
 AC_INIT
 AC_PREREQ(2.57)
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])
 
 AC_CANONICAL_BUILD
@@ -297,8 +297,8 @@ BUILD_DATE=`date -u +"%a, %d %b %Y %R:%S
 AC_SUBST(BUILD_DATE)
 
 dnl SYSCONFDIR substitution
-if test "${sysconfdir}" == "\${prefix}/etc" ; then
-   if test "${prefix}" == "NONE" ; then
+if test "${sysconfdir}" = "\${prefix}/etc" ; then
+   if test "${prefix}" = "NONE" ; then
       SYSCONFDIR=["$ac_default_prefix/etc"]
    else
       SYSCONFDIR=["${prefix}/etc"]
