
{
{    The purpose of this request is to receive an item from a queue.
{
{        PMP$RECEIVE_FROM_QUEUE (QID, WAIT, MESSAGE, STATUS)
{
{  QID: (input) This parameter specifies the system supplied identifier
{        of the queue from which an item is to be taken.  This identifier
{        is returned by the PMP$CONNECT_QUEUE request.
{
{  WAIT: (input) This parameter specifies the action to be taken if a
{        receive of an empty queue is attempted.  The valid parameters
{        are:
{        osc$wait: dont return control until a message is transferred.
{        osc$nowait: return control whether or not a message has been
{            dequeued.
{            Message contents of PMC$NO_MESSAGE will be set if
{            no dequeueing took place.
{
{  MESSAGE: (output) This parameter specifies the dequeued item.
{
{  STATUS: (output) This parameter specifies the request status.
{       CONDITION: pme$unknown_queue_identifier, pme$usage_bracker_error,
{                  pme$error_segment_privilege.
{       IDENTIFIER: pmc$program_management_id.
{
