int fmt_var_width (const struct fmt_spec *);
char *fmt_to_string (const struct fmt_spec *, char s[FMT_STRING_LEN_MAX + 1]);
bool fmt_equal (const struct fmt_spec *, const struct fmt_spec *);
+void fmt_resize (struct fmt_spec *, int new_width);
/* Format types. */
const char *fmt_name (enum fmt_type) PURE_FUNCTION;