struct casereader;
struct dictionary;
struct spreadsheet_read_info;
+struct spreadsheet_read_options;
-struct casereader * ods_open_reader (struct spreadsheet_read_info *, struct dictionary **);
+
+struct casereader * ods_open_reader (const struct spreadsheet_read_info *,
+ struct spreadsheet_read_options *,
+ struct dictionary **);
#endif