--bool free_map_allocate (size_t, disk_sector_t *);
--void free_map_release (disk_sector_t, size_t);
-+bool free_map_allocate (disk_sector_t *);
-+void free_map_release (disk_sector_t);
+-bool free_map_allocate (size_t, block_sector_t *);
+-void free_map_release (block_sector_t, size_t);
++bool free_map_allocate (block_sector_t *);
++void free_map_release (block_sector_t);