int fmt_to_io (enum fmt_type) PURE_FUNCTION;
bool fmt_from_io (int io, enum fmt_type *);
-const char *fmt_date_template (enum fmt_type) PURE_FUNCTION;
+const char *fmt_date_template (enum fmt_type, int width) PURE_FUNCTION;
const char *fmt_gui_name (enum fmt_type);
\f
/* Format settings.