Requiem.QUIC.Config.set_max_idle_timeout

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

set_max_idle_timeout(ptr, v)

Specs

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