{
{   The purpose of this request is to return the tape unit
{ status for each of the tape units present.  If the array
{ is not large enough, only information about the unit that
{ can fit in the array will be returned.  Use the
{ dmp$fetch_tape_unit_count interface to get the number of
{ tape units configured.
{
{       DMP$FETCH_TAPE_UNIT_STATUS_INFO
{         (TAPE_UNIT_STATUS_INFO, STATUS)
{
{ TAPE_UNIT_STATUS_INFO: (output)  This parameter specifies
{       the array to place the tape unit status information.
{
{ STATUS: (output) This parameter specifies the request status.
{
