[libgda] Rename configure.in to configure.ac, which is more up-to-date.

[Murray Cumming <murrayc src gnome org>]

commit 3b54590bd8f4e45079e094f97c71e82fbb33ccce
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Jun 14 11:30:32 2010 +0200

    Rename configure.in to configure.ac, which is more up-to-date.

 autogen.sh                   |    3 +--
 configure.in => configure.ac |    0
 2 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 596a39b..fb39114 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -10,7 +10,7 @@ REQUIRED_AUTOCONF_VERSION=2.59
 AUTOMAKE=automake
 REQUIRED_AUTOMAKE_VERSION=1.9
 
-(test -f $srcdir/configure.in \
+(test -f $srcdir/configure.ac \
   && test -d $srcdir/libgda \
   && test -f $srcdir/libgda/gda-config.h) || {
     echo -n "**Error**: Directory "\`$srcdir\'" does not look like the"
@@ -22,4 +22,3 @@ gnome_autogen=`which gnome-autogen.sh`
 test -z "$gnome_autogen"
 
 USE_GNOME2_MACROS=1 USE_COMMON_DOC_BUILD=yes . $gnome_autogen
-
diff --git a/configure.in b/configure.ac
similarity index 100%
rename from configure.in
rename to configure.ac