Temp stuff on salted-hash for DDT.

*** 178,187 ****
--- 178,188 ----
          ZPOOL_PROP_ALLOCATED,
          ZPOOL_PROP_READONLY,
          ZPOOL_PROP_COMMENT,
          ZPOOL_PROP_EXPANDSZ,
          ZPOOL_PROP_FREEING,
+         ZPOOL_PROP_DDT_SALT,
          ZPOOL_NUM_PROPS
  } zpool_prop_t;
  
  /* Small enough to not hog a whole line of printout in zpool(1M). */
  #define ZPROP_MAX_COMMENT       32