frig_register_c (ul_friglib)

	status.i4.v = frig_register_c(house ch.d [,data_source.14.v])   
      
	This function locks other consoles from using the selected data source
	(not yet functional) and for user files prepares the tables needed to
	use any of the user file functions.

	house		selects which micro, user file, or default file
			to register
	[data_source]	selects whether house is for a micro, user file,
			or default file
			(FRIG_MICRO -> lock out micro (default),
			 FRIG_USER_FILE -> lock out user file,
			 FRIG_DEFAULT_FILE -> lock out defaults file)

	This function returns ACNET status values as follows:

	CBS_OK			success
	CBS_INVARG		illegal or non-existent argument
	CBS_LOCKED		data source is locked by another console

	This function requires the following include files:

	ul_friglib_h:friguti_h, acnet_errors_h

	Related functions:

	frig_unregister_c