{
{     The purpose of this request is to receive an operator's response to an
{ operator message.  This request may also be used to determine whether an
{ operator has acknowledged a message without returning a response.
{
{       OFP$RECEIVE_OPERATOR_RESPONSE (OPERATOR_CLASS, WAIT, RESPONSE, STATUS)
{
{ OPERATOR_CLASS: (input) This parameter specifies the class of operator for
{       which an operator message is outstanding.
{
{ WAIT: (input) This parameter specifies whether the request should wait for an
{       operator to respond to or acknowledge the outstanding operator message.
{       If osc$nowait is specified and the message is still outstanding, then
{       the request returns abnormal status with the condition
{       ofe$no_response_available.
{
{ RESPONSE: (output) This parameter specifies the response that was returned by
{       an operator.  If the operator acknowledged the message without
{       specifying a response message, the length of the returned string will
{       be 0.
{
{ STATUS: (output) This parameter specifies the request status.
{
{      CONDITION: ofe$invalid_operator_class
{                 ofe$no_response_available
{                 ofe$no_message_outstanding
{
