{
{    The purpose of this procedure is to send data over the specified
{ network sap to the given destination address via the given device.
{ This procedure sends the data over the Network Access channel connection
{ established with that device.
{
{       NLP$NA_SEND_DATA (SAP_ID, DEVICE_ID, DESTINATION, DATA, STATUS)
{
{ SAP_ID: (input)  This parameter specifies the identifier of the network sap.
{
{ DEVICE_ID: (input)  This parameter specifies the identifier of the device to
{       be used for sending the data.
{
{ DESTINATION: (input)  This parameter specifies the NSAP address of the
{       destination to which the data is to be sent.
{
{ DATA: (input)  This parameter specifies the user data.
{
{ STATUS: (output) This parameter specifies the request status.
{       CONDITIONS:
{             nae$na_device_sap_not_open
{             nae$na_sap_not_open
{             nae$resources_unavailable
{       IDENTIFIER: 'NA'
{
