{
{    The purpose of this function is to determine whether a channel connection
{ is currently in the receiving connections queue or the system input task's
{ work list.  The IN QUEUE flag is set for either of these situations.
{
{       NLP$CONNECTION_QUEUED (RECEIVING_CONNECTION): BOOLEAN
{
{ RECEIVING_CONNECTION: (input)  This parameter specifies the interlayer
{       structure associated with the given channel connection.
{
