Requiem.QUIC.NIF.config_set_cc_algorithm_name

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

config_set_cc_algorithm_name(ptr, name)

Specs

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