[gedit-plugins] Enable silent build with modern automake

[Paolo Borelli <pborelli src gnome org>]

commit 910309a78aee2154f1102d4a5eff85adc848a87e
Author: Paolo Borelli <porelli gnome org>
Date:   Sat Jun 27 19:10:10 2009 +0200

    Enable silent build with modern automake

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ec82191..5d49ce7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,6 +16,8 @@ AC_PREFIX_PROGRAM([gedit])
 AM_INIT_AUTOMAKE([1.8 dist-bzip2 no-dist-gzip])
 
 AM_MAINTAINER_MODE
+m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
+
 AC_CONFIG_HEADERS([config.h])
 AC_DISABLE_STATIC