static int action_setcdruserfield(struct mansession *s, struct message *m)
{
	struct ast_channel *c = NULL;
	char *userfield = astman_get_header(m, "UserField");
	char *channel = astman_get_header(m, "Channel");
	char *append = astman_get_header(m, "Append");

	if (ast_strlen_zero(channel)) {
		astman_send_error(s, m, "No Channel specified");
		return 0;
	}
	if (ast_strlen_zero(userfield)) {
		astman_send_error(s, m, "No UserField specified");
		return 0;
	}
	c = ast_get_channel_by_name_locked(channel);
	if (!c) {
		astman_send_error(s, m, "No such channel");
		return 0;
	}
	if (ast_true(append))
		ast_cdr_appenduserfield(c, userfield);
	else
		ast_cdr_setuserfield(c, userfield);
	ast_mutex_unlock(&c->lock);
	astman_send_ack(s, m, "CDR Userfield Set");
	return 0;
}
static int appendcdruserfield_exec(struct ast_channel *chan, void *data)
{
	struct localuser *u;
	int res = 0;
	
	LOCAL_USER_ADD(u);

	if (chan->cdr && data) {
		ast_cdr_appenduserfield(chan, (char*)data);
	}

	LOCAL_USER_REMOVE(u);
	
	return res;
}
static int appendcdruserfield_exec(struct ast_channel *chan, void *data)
{
	struct localuser *u;
	int res = 0;
	static int dep_warning = 0;
	
	LOCAL_USER_ADD(u);

	if (chan->cdr && data) {
		ast_cdr_appenduserfield(chan, (char*)data);
	}

	if (!dep_warning) {
		dep_warning = 1;
		ast_log(LOG_WARNING, "AppendCDRUserField is deprecated.  Please use CDR(userfield) instead.\n");
	}

	LOCAL_USER_REMOVE(u);
	
	return res;
}