btf_type_resolve_ptr
const struct btf_type *btf_type_resolve_ptr(const struct btf *btf,
pointed_type = btf_type_resolve_ptr(btf,
t = btf_type_resolve_ptr(btf, id, NULL);
ret_type = btf_type_resolve_ptr(btf, func_proto->type, NULL);
ptype = btf_type_resolve_ptr(st_map->btf, member->type, NULL);
ptype = btf_type_resolve_ptr(btf, id, res_id);
ret_type = btf_type_resolve_ptr(prog->aux->attach_btf,