Function gnunet_sys::GNUNET_MQ_env_get_options

pub unsafe extern "C" fn GNUNET_MQ_env_get_options(
    env: *mut GNUNET_MQ_Envelope
) -> GNUNET_MQ_PriorityPreferences

Get performance preferences set for this envelope.

@param env message to set options for @return priority and preferences to use