FILE
	/usr/common/sys/timed.c

NAME
	stop_heart_beat - stop a heart_beat function from being called

PROTOTYPE
	void stop_heart_beat(int how_often)

CALLED BY
	System, Common, Game

DESCRIPTION
	Each object may have one heart_beat function of each frequency
	(such as TIMED_HALF_MINUTE or TIMED_ONE_HOUR).  This call stops
	one such heart_beat function.  The function is stopped for
	the calling object -- that is, an object may only stop one
	of its <i>own</i> heart_beat functions.

RETURN VALUE
	None.

ERRORS
	If no such heart_beat function exists, an error may occur.

SEE ALSO
	set_heart_beat