[clutter-gst] build: Note we don't support srcdir != builddir

[Colin Walters <walters src gnome org>]

commit 4c598eb0845af96261c3d2626f6aef42dbf4f53a
Author: Colin Walters <walters verbum org>
Date:   Sat Jan 21 10:53:02 2012 -0500

    build: Note we don't support srcdir != builddir

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index f4b500a..9794b58 100644
--- a/configure.ac
+++ b/configure.ac
@@ -27,6 +27,8 @@ AM_CONFIG_HEADER([config.h])
 
 AM_INIT_AUTOMAKE([1.9 -Wno-portability foreign no-dist-gzip dist-xz tar-ustar])
 
+echo \#buildapi-variable-no-builddir >/dev/null
+
 CLUTTER_GST_MAJOR_VERSION=clutter_gst_major_version
 CLUTTER_GST_MINOR_VERSION=clutter_gst_minor_version
 CLUTTER_GST_MICRO_VERSION=clutter_gst_micro_version