status.i4.v = front_end_download_file_c(node.i4.v, file_name.i1a.r)

	This routine returns the name of a node's download file.

	node		node of interest (constants are in 'nodedefs')
	file_name	returned null terminated download file name

	This function returns ACNET status values as follows:

	OK			success
	CLIB_NOTYET		requested node is not supported
	SQL_xxx			error accessing download file information

	This function requires the following include files:

	nodedefs_h, cbslib_h, acnet_errors_h