gdb/
2014-08-04  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* configure.ac (--with-babeltrace): Use 'pos'.
	* configure: Regenerate.

diff --git a/gdb/configure.ac b/gdb/configure.ac
index 70d0964..07d2f00 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -2437,6 +2437,7 @@ else
 			struct bt_ctf_event *event = NULL;
 			const struct bt_definition *scope;
 
+			(void) pos; /* Prevent -Werror=unused-variable.  */
 			scope = bt_ctf_get_top_level_scope (event,
 			      				   BT_STREAM_EVENT_HEADER);
 		        bt_ctf_get_uint64 (bt_ctf_get_field (event, scope, "id"));
diff --git a/gdb/configure b/gdb/configure
index 809326a..b983d16 100755
--- a/gdb/configure
+++ b/gdb/configure
@@ -15344,6 +15344,7 @@ struct bt_iter_pos *pos = bt_iter_get_pos (bt_ctf_get_iter (NULL));
 			struct bt_ctf_event *event = NULL;
 			const struct bt_definition *scope;
 
+			(void) pos; /* Prevent -Werror=unused-variable.  */
 			scope = bt_ctf_get_top_level_scope (event,
 			      				   BT_STREAM_EVENT_HEADER);
 		        bt_ctf_get_uint64 (bt_ctf_get_field (event, scope, "id"));