int check_output_specifier (const struct fmt_spec *spec);
int check_string_specifier (const struct fmt_spec *spec, int min_len);
void convert_fmt_ItoO (const struct fmt_spec *input, struct fmt_spec *output);
+int get_format_var_width (const struct fmt_spec *);
int parse_string_as_format (const char *s, int len, const struct fmt_spec *fp,
int fc, union value *v);
void data_out (char *s, const struct fmt_spec *fp, const union value *v);