[clutter-gst] build: Use the modern way to require libtool

[Damien Lespiau <dlespiau src gnome org>]

commit 57095ac1642fe346aeab2f812696bd63a7d6c06d
Author: Damien Lespiau <damien lespiau intel com>
Date:   Fri Jul 1 14:46:12 2011 +0100

    build: Use the modern way to require libtool

 configure.ac |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 1a237d8..2581abb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -91,11 +91,13 @@ AS_AM_REALLY_SILENT
 
 dnl ========================================================================
 
+# require libtool >= 2.2
+LT_PREREQ([2.2.6])
+LT_INIT([disable-static])
+
 # Checks for programs.
 AC_PROG_CC
 AM_PROG_CC_C_O
-AC_DISABLE_STATIC
-AC_PROG_LIBTOOL
 AC_PROG_SED
 DOLT
 AC_PATH_PROG([GLIB_MKENUMS], [glib-mkenums])