arr_t
const struct btf_type *arr_t;
arr_t = btf__type_by_id(btf, t->type);
if (!arr_t) {
if (!btf_is_array(arr_t)) {
map_name, name, btf_kind_str(arr_t));
arr_info = btf_array(arr_t);
arr_t _1;
arr_t f;
arr_t e;
arr_t f;