--- a/src/ifo_types.h
+++ b/src/ifo_types.h
@@ -211,6 +211,7 @@
   unsigned int interleaved      : 1;
   unsigned int stc_discontinuity: 1;
   unsigned int seamless_angle   : 1;
+
   unsigned int playback_mode    : 1;  /**< When set, enter StillMode after each VOBU */
   unsigned int restricted       : 1;  /**< ?? drop out of fastforward? */
   unsigned int unknown2         : 6;