int verify_ref_format(struct ref_format *format);
/* Sort the given ref_array as per the ref_sorting provided */
void ref_array_sort(struct ref_sorting *sort, struct ref_array *array);
+/* Set the ignore_case flag for all elements of a sorting list */
+void ref_sorting_icase_all(struct ref_sorting *sorting, int flag);
/* Based on the given format and quote_style, fill the strbuf */
int format_ref_array_item(struct ref_array_item *info,
const struct ref_format *format,