Requiem.QUIC.Config.set_max_udp_payload_size

You're seeing just the function set_max_udp_payload_size, go back to Requiem.QUIC.Config module for more information.
Link to this function

set_max_udp_payload_size(ptr, v)

Specs

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