status.i4.v = dio_longest_location_string(length.i4.r)

	This routine returns the length of the longest device location string.

	length		returned length of longest device location string

	This function returns ACNET status values as follows:

	OK			success
	SQL_xxx			error retrieving longest string length

	This function requires the following include files:

	diolib_h, acnet_errors_h

	Related functions:

	dio_device_location_string_c, dio_device_location_c

	C/C++ usage:

	int	status;
	int	length;

	status = dio_longest_location_string(&length);