val != NULL;
	 val = conf_get_str_strs(ssh->conf, CONF_ttymodes, key, &key)) {
	/*
	 * val[0] is either 'V', indicating that an explicit value
	 * follows it, or 'A' indicating that we should pass the
	 * value through from the local environment via get_ttymode.
	 */
	if (val[0] == 'A')
	if (val[0] == 'A') {
	    val = get_ttymode(ssh->frontend, key);
	else
	    val++;		       /* skip the 'V' */
	if (val)
	    do_mode(data, key, val);
	    if (val) {
		do_mode(data, key, val);
		sfree(val);
	    }
	} else
	    do_mode(data, key, val + 1);	       /* skip the 'V' */
    }
}

static int ssh_channelcmp(void *av, void *bv)
{
    struct ssh_channel *a = (struct ssh_channel *) av;
    struct ssh_channel *b = (struct ssh_channel *) bv;