From the NannyMUD documentation

LAST CHANGE

2001-09-29

FUNCTION

NAME
        query_busy - See how much longer a player is busy


LOCATION
        This function is located in /obj/player.

AVAILABILITY
        This function can be called by any object.

SYNTAX
        int query_busy()

DESCRIPTION
        The function returns the number of seconds the player will
	still be busy. This can of course be zero.


SEE ALSO
        check_busy in lfun/player/check_busy