+char *get_name_idx(char *, int);
+int set_name_idx(char *, char *, int);
+
+extern struct fio_option fio_options[FIO_MAX_OPTS];
+
+extern int __fio_option_is_set(struct thread_options *, unsigned int off);
+
+#define fio_option_is_set(__td, name) \
+ __fio_option_is_set((__td), td_var_offset(name))
+
+extern void fio_option_mark_set(struct thread_options *, struct fio_option *);