void commandline_help () {
	printf ("Usage:");
	printf (" --private\t\tstart for this user only (standalone mode)");
	printf (" --download\t\tdownload this torrent");

	printf (" --disable_crc\t\tDisable CRC checking");
	printf (" --download_dir\t\tdownload to this dir");
	printf (" --control_port\t\tPort to control deamon");

	printf (" --global_max_up\t\tGlobal max upload rate");
	printf (" --global_max_down\t\tGlobal max download rate");
	printf (" --incoming_port\t\tPort to accept connections from peers");

	printf (" --torrent_max_up\t\tTorrent max upload rate");
	printf (" --torrent_max_down\t\tTorrent max download rate");
}