With -extract : made hardlink registration combinable with sort_lba

xorriso/xorriso_private.h

@@ -106,6 +106,8 @@ struct XorrisO { /* the global context of xorriso */
                             Do not consolidate suitable nodes to hardlinks.
                       bit3= with update:
                             Do not try to detect hardlink splits and joinings.
+                      bit4= with extract:
+                            Do not automatically create hln arrays
                     */
 
  int do_joliet;