[libgsf] Renamed configure.in and update obsolete macros.

[Jean BrÃfort <jbrefort src gnome org>]

commit 74fdcf9f86c34eb622e004845cbac6c8ad86d5a2
Author: Jean Brefort <jean brefort normalesup org>
Date:   Tue Jan 15 15:35:32 2013 +0100

    Renamed configure.in and update obsolete macros.

 ChangeLog                    |    5 +++++
 autogen.sh                   |    2 +-
 configure.in => configure.ac |    6 +++---
 3 files changed, 9 insertions(+), 4 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 890af73..69a8331 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2013-01-15  Jean Brefort  <jean brefort normalesup org>
+
+	* configure.ac: renamed configure.in and update obsolete macros.
+	* configure.in: ditto.
+
 2013-01-07  Morten Welinder  <terra gnome org>
 
 	* gsf/gsf-output-stdio.c (chown_wrapper): New function.
diff --git a/autogen.sh b/autogen.sh
index d8f8824..debaf09 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -15,7 +15,7 @@ test -z "$srcdir" && srcdir=.
 abs_srcdir=`cd $srcdir && pwd`
 ACLOCAL_FLAGS="-I $abs_srcdir/m4 $ACLOCAL_FLAGS"
 
-(test -f $srcdir/configure.in \
+(test -f $srcdir/configure.ac \
   && test -d $srcdir/gsf \
   && test -f $srcdir/gsf/gsf.h) || {
     echo -n "**Error**: Directory "\`$srcdir\'" does not look like the"
diff --git a/configure.in b/configure.ac
similarity index 99%
rename from configure.in
rename to configure.ac
index d23a18b..ac5b419 100644
--- a/configure.in
+++ b/configure.ac
@@ -44,8 +44,8 @@ AC_SUBST(ACLOCAL_AMFLAGS, $ACLOCAL_FLAGS)
 dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_MAKE_SET
-AC_LIBTOOL_WIN32_DLL
-AM_PROG_LIBTOOL
+LT_PREREQ([2.2.6])
+LT_INIT([win32-dll])
 
 AC_FUNC_FSEEKO
 AC_SYS_LARGEFILE
@@ -449,7 +449,7 @@ dnl ****************************************************************************
 want_gdk_pixbuf=no
 dnl check for gdk_pixbuf
 AC_ARG_WITH(gdk_pixbuf,
-    AC_HELP_STRING([--without-gdk-pixbuf],[disable the use of gdk-pixbuf]),
+    [AS_HELP_STRING([--without-gdk-pixbuf],[disable the use of gdk-pixbuf])],
     [case "${withval}" in
     yes) want_gdk_pixbuf=yes ;;
     no) want_gdk_pixbuf=no ;;