sub on_call
{
	if ($config{"tor-proxy"}) {
		foreach (split(/;/, $hosts)) {
			if ($_ =~ /\.onion\z/) {
				$hosts = $_;
				$socks = $config{"tor-proxy"};
				Log(4, "using tor-proxy $socks for .onion address");
			}
		}
	}

	return 1;
}