{
{     The purpose of this request is to allow a user to interrogate
{ file attributes maintained by the access method for a local file.
{ This interface is the ring 3 building block for amp$get_file_attributes.
{
{       BAP$GET_FILE_ATTRIBUTES (LOCAL_FILE_NAME, FILE_DESCRIPTOR,
{         SYSTEM_FILE_ATTRIBUTES, POSITION_INFO, LOCAL_FILE,
{         EXISTING_FILE, CONTAINS_DATA, STATUS)
{
{ LOCAL_FILE_NAME: (input) This parameter specifies the name of the local
{       file whose attribute values are sought.
{
{ FILE_DESCRIPTOR: (input)  This parameter specifies the file_descriptor
{      currently in effect for the file.
{
{ SYSTEM_FILE_ATTRIBUTES: (input-output) This parameter specifies zero or more
{       file attributes whose value is sought.
{
{ POSITION_INFO: (output) This parameter specifies the position information.
{
{ LOCAL_FILE: (output) This parameter specifies whether the file is
{       local to the task. A file is said to be local if a preceding command,
{       or request, has been issued naming the file.
{
{ EXISTING_FILE: (output) This parameter specifies whether the local file
{         has ever been opened.
{
{ CONTAINS_DATA: (output) This parameter specifies whether an existing
{       file has data (non null in length).
{
{ STATUS: (output) This parameter specifies the request status.
{

