Use the Mysql module directly, rather than the testbed modules. We had

a bootstrapping problem - this script is required to install into the
main tree, but of course, the testbed libraries are no there the first
time!

utils/export_tables.in

@@ -16,16 +16,27 @@ use English;
 #
 # Configure variables
 #
-use lib '@prefix@/lib';
-use libdb;
 my $DBNAME = '@TBDBNAME@';
 
 my $mysqldump = "mysqldump";
 
+#
+# We use the bare Mysql module instead of the testbed libdb, so that this
+# script can run from a first-time installation, before the latter is
+# installed.
+#
+use Mysql;
+
 #
 # Build a list of tables to export
 #
-my $result = DBQueryFatal("select table_name from exported_tables");
+my $dbh = Mysql->connect('localhost',$DBNAME,undef,undef);
+if (!$dbh) {
+    die("Unable to connect to mysqld - Either it's not running or \n" .
+    	  "permission was denied.\n");
+}
+
+my $result = $dbh->query("select table_name from exported_tables");
 my $table_names;
 while (my ($table_name) = $result->fetchrow()) {
     $table_names .= "$table_name ";