[gdk-pixbuf] configure modernization

[Matthias Clasen <matthiasc src gnome org>]

commit 00808be1ac79339e2acace891b962cef82949ed3
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 16 18:01:56 2011 -0500

    configure modernization
    
    Require automake 1.11, create xz tarballs, and enable
    silent rules by default.

 configure.ac |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index af15e80..7b09d0b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,13 +39,13 @@ AC_CONFIG_MACRO_DIR([m4])
 # Save this value here, since automake will set cflags later
 cflags_set=${CFLAGS+set}
 
-AM_INIT_AUTOMAKE([1.10 foreign no-define -Wno-portability dist-bzip2 no-dist-gzip tar-ustar])
+AM_INIT_AUTOMAKE([1.11 foreign no-define -Wno-portability dist-xz no-dist-gzip tar-ustar])
 AM_MAINTAINER_MODE([enable])
 
-# Support silent build rules, requires at least automake-1.11. Enable
-# by either passing --enable-silent-rules to configure or passing V=0
+# Support silent build rules. Disable
+# by either passing --disable-silent-rules to configure or passing V=0
 # to make
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([no])])
+AM_SILENT_RULES([yes])
 
 #
 # For each of the libraries we build, we define the following