-extern int parse_option(const char *, struct fio_option *, void *);
-extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, void *);
+extern int parse_option(const char *, struct fio_option *, struct flist_head *, void *);
+extern void sort_options(char **, struct fio_option *, int);
+extern int parse_cmd_option(const char *t, const char *l, struct fio_option *, struct flist_head *, void *);
+extern int show_cmd_help(struct fio_option *, const char *);
+extern void fill_default_options(void *, struct fio_option *);
+extern void option_init(struct fio_option *);
+extern void options_init(struct fio_option *);