[libwnck] build: Create xz tarballs

[Vincent Untz <vuntz src gnome org>]

commit bb9bd3675f72e4d81295e98eb19391d61dd50673
Author: Vincent Untz <vuntz gnome org>
Date:   Tue Dec 20 09:45:37 2011 +0100

    build: Create xz tarballs

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6131b09..33db610 100644
--- a/configure.ac
+++ b/configure.ac
@@ -11,7 +11,7 @@ AC_INIT([libwnck], [wnck_version],
 
 AM_CONFIG_HEADER(config.h)
 
-AM_INIT_AUTOMAKE([1.9 no-dist-gzip dist-bzip2 tar-ustar])
+AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz tar-ustar])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AC_CONFIG_MACRO_DIR([m4])