disable Unix-domain socket forwarding when privsep is disabled
process_output(fd_set *writeset, int connection_out)
{
	/* Send any buffered packet data to the client. */
	if (FD_ISSET(connection_out, writeset))
		packet_write_poll();
}

process_output(fd_set *writeset, int connection_out)
{
	/* Send any buffered packet data to the client. */
	if (FD_ISSET(connection_out, writeset))
		packet_write_poll();
}
