[xulrunner/f17] build fix

[Martin Stransky]

commit d3cfadc7fab6764be9a12b3152f3c35f5184748b
Author: Martin Stransky <stransky at anakreon.cz>
Date:   Wed Apr 3 12:20:24 2013 +0200

    build fix

 xulrunner.spec |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/xulrunner.spec b/xulrunner.spec
index db0ada6..24831d1 100644
--- a/xulrunner.spec
+++ b/xulrunner.spec
@@ -76,7 +76,7 @@
 Summary:        XUL Runtime for Gecko Applications
 Name:           xulrunner
 Version:        20.0
-Release:        2%{?pre_tag}%{?dist}
+Release:        3%{?pre_tag}%{?dist}
 URL:            http://developer.mozilla.org/En/XULRunner
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -134,6 +134,7 @@ BuildRequires:  libnotify-devel >= %{libnotify_version}
 BuildRequires:  mesa-libGL-devel
 BuildRequires:  libcurl-devel
 BuildRequires:  libvpx-devel >= %{libvpx_version}
+BuildRequires:  autoconf213
 
 Requires:       mozilla-filesystem
 %if %{?system_nss}
@@ -527,7 +528,7 @@ fi
 #---------------------------------------------------------------------
 
 %changelog
-* Wed Apr 3 2013 Martin Stransky <stransky at redhat.com> - 20.0-2
+* Wed Apr 3 2013 Martin Stransky <stransky at redhat.com> - 20.0-3
 - A workaround for Bug 928353 - firefox i686 crashes
   for a number of web pages