diff --git a/xorriso/xorriso_private.h b/xorriso/xorriso_private.h
index 278e5f08..69fb5d68 100644
--- a/xorriso/xorriso_private.h
+++ b/xorriso/xorriso_private.h
@@ -199,6 +199,8 @@ struct XorrisO { /* the global context of xorriso */
                         */
  char image_start_value[81]; /* value according image_start_mode */
 
+ int do_calm_drive;      /* bit0= calm down drive after aquiring it */
+
  char indev[SfileadrL];
  void *in_drive_handle;  /* interpreted only by xorrisoburn.c */
  void *in_volset_handle; /* interpreted only by xorrisoburn.c */
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 2617a459..4a440c7f 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2009.08.28.101405"
+#define Xorriso_timestamP "2009.08.28.101716"