FILE
	/usr/common/sys/channeld.c

NAME
	unsubscribe_user_from_all - unsubscribe a user from all channels

PROTOTYPE
	void unsubscribe_user_from_all(object user)

CALLED BY
	System, Common, Game

DESCRIPTION
	Unsubscribes the user from all channels, if any, currently subscribed
	to.

RETURN VALUE
	None.

ERRORS
	Normally none.

SEE ALSO
	string_to_channel, subscribe_user, unsubscribe_user