dio_delete_all_name_info

	status.i4.v = dio_delete_all_name_info()

	This routine removes all data from the program cache of database
	device name information.

	This function returns status values as follows:

	number of entries deleted

	This function requires the following include files:

	diolib_h

	Related functions:

	dio_delete_name_info_c, dio_device_index(_c), dio_name_to_index,
	dio_delete_cache, dio_full_name_to_terse_name_c,
	dio_terse_name_to_full_name_c

	C/C++ usage:

	int	status;

	status = dio_delete_all_name_info();