config_destroy(integer()) :: :ok | {:error, :system_error | :not_found}

config_enable_dgram(integer(), boolean(), non_neg_integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_enable_early_data(integer()) ::
  :ok | {:error, :system_error | :not_found}

config_enable_hystart(integer(), boolean()) ::
  :ok | {:error, :system_error | :not_found}

config_grease(integer(), boolean()) ::
  :ok | {:error, :system_error | :not_found}

config_load_cert_chain_from_pem_file(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_load_priv_key_from_pem_file(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_load_verify_locations_from_directory(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_load_verify_locations_from_file(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_new() :: {:ok, integer()} | {:error, :system_error | :not_found}

config_set_ack_delay_exponent(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_application_protos(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_set_cc_algorithm_name(integer(), binary()) ::
  :ok | {:error, :system_error | :not_found}

config_set_disable_active_migration(integer(), boolean()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_data(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_stream_data_bidi_local(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_stream_data_bidi_remote(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_stream_data_uni(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_streams_bidi(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_initial_max_streams_uni(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_max_ack_delay(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_max_idle_timeout(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_set_max_udp_payload_size(integer(), non_neg_integer()) ::
  :ok | {:error, :system_error | :not_found}

config_verify_peer(integer(), boolean()) ::
  :ok | {:error, :system_error | :not_found}

connection_accept(
  integer(),
  binary(),
  binary(),
  term(),
  pid(),
  non_neg_integer()
) :: {:ok, integer()} | {:error, :system_error | :not_found}

connection_accept_connect_request(integer()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_close(integer(), boolean(), non_neg_integer(), binary()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_destroy(integer()) :: :ok | {:error, :system_error | :not_found}

connection_dgram_send(integer(), binary()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_is_closed(integer()) :: boolean()

connection_on_packet(pid(), integer(), binary()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_on_timeout(integer()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_open_stream(integer(), boolean()) ::
  {:ok, non_neg_integer(), non_neg_integer()}
  | {:error, :system_error | :already_closed}

connection_reject_connect_request(integer(), integer()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

connection_stream_send(integer(), non_neg_integer(), binary(), boolean()) ::
  {:ok, non_neg_integer()} | {:error, :system_error | :already_closed}

cpu_num() :: integer() | {:error, :system_error | :not_found}

packet_builder_build_negotiate_version(integer(), binary(), binary()) ::
  {:ok, binary()} | {:error, :system_error}

packet_builder_build_retry(
  integer(),
  binary(),
  binary(),
  binary(),
  binary(),
  non_neg_integer()
) :: {:ok, binary()} | {:error, :system_error}

packet_builder_destroy(integer()) :: :ok | {:error, :system_error}

packet_builder_new() :: {:ok, integer()} | {:error, :system_error}

socket_address_from_string(binary()) :: {:ok, term()} | {:error, :bad_format}

socket_address_parts(term()) :: {:ok, binary(), non_neg_integer()}

socket_destroy(integer()) :: :ok | {:error, :system_error | :not_found}

socket_new(integer(), non_neg_integer(), non_neg_integer()) ::
  {:ok, integer()} | {:error, :system_error | :socket_error}

socket_sender_destroy(integer()) :: :ok | {:error, :system_error | :not_found}

socket_sender_get(integer(), non_neg_integer()) ::
  {:ok, integer()} | {:error, :system_error | :not_found}

socket_sender_send(integer(), term(), binary()) ::
  :ok | {:error, :system_error | :not_found}

socket_start(integer(), binary(), pid(), [pid()]) ::
  :ok | {:error, :system_error | :not_found}