* F_failure (with error bit) if width is not long enough to convert when processing arguments as UTF-8.
* F_interrupt (with error bit) if an interrupt is received via the state.interrupt callback.
* F_parameter (with error bit) if a parameter is invalid.
+ *
+ * Errors (with error bit) from: f_memory_array_increase_by().
+ * Errors (with error bit) from: f_utf_char_to_character().
* @param data
* (optional) A variable passed to the callback, if provided.
* Set to NULL to not use.
*
- * Errors (with error bit) from: f_memory_array_increase_by().
- * Errors (with error bit) from: f_utf_char_to_character().
- *
* @see f_memory_array_increase_by()
* @see f_utf_char_to_character()
*/