-extern errcode_t ext2fs_iterate_extent(ext2_extent extent, __u32 *old,
- __u32 *new, int *size);
+extern errcode_t ext2fs_iterate_extent(ext2_extent extent, __u64 *old_loc,
+ __u64 *new_loc, __u64 *size);
+
+/* main.c */
+extern char *program_name;
+
+/* online.c */
+extern errcode_t online_resize_fs(ext2_filsys fs, const char *mtpt,
+ blk64_t *new_size, int flags);
+
+/* resource_track.c */
+extern void init_resource_track(struct resource_track *track, const char *desc,
+ io_channel channel);
+extern void print_resource_track(ext2_resize_t rfs,
+ struct resource_track *track,
+ io_channel channel);