frig_house_select_update_c (ul_friglib)

	status.i4.v = frig_house_select_update_c(window_id.i2.v, house.i1a.r
						 [,house_type.i4.r])

	This routine services a house selection window created by an
	earlier call to frig_house_select_init_c.  This should be
	called upon the receipt of a user interrupt event.

	window_id	ID of desired window (returned from prior call to
			window_construct(_c))
	house		returned "house" name which depends on the data source
			(FRIG_MICRO -> house name
				       (HOUSE_NAME_LEN characters),
			 FRIG_DEFAULT_FILE -> default parameter file name
					     (FRIG_DEFAULT_NAME_LEN characters))
	[house_type]	type of house selected (meaningful only if the
			data source is FRIG_MICRO)
			(FRIG_HOUSE -> normal refrigerator house,
			 FRIG_COMP_HOUSE -> compressor house)

	This function returns status values as follows:

	CBS_NO_SUCH		house select field does not exist
	CBS_READONLY		no new house selected
	otherwise		index of new house selected

	This function requires the following include files:

	cnsparam_h, ul_friglib_h:friguti_h, acnet_errors_h

	Related functions:

	frig_house_select_init_c, frig_house_select_set_c,
	frig_house_select_delete_c, frig_house_menu_c, frig_next_house_c,
	frig_verify_house_c

	C usage:

	char	house[HOUSE_NAME_LEN];
	short	window_id;
	int	status;
	int	house_type;

	status = frig_house_select_update_c(window_id,house,&house_type);