-typedef struct _block_entry_t {
- counter_t cnt[_bcnt_last]; /**< counter */
- long block_nr; /**< block nr */
+typedef struct block_entry_t {
+ counter_t cnt[_bcnt_last]; /**< counter */
+ long block_nr; /**< block nr */
+ unsigned is_start:1; /**< set, if it's the Start block. */
+ unsigned is_end:1; /**< set, if it's the End block. */