{   The purpose of this request is to write an end of partition (EOP)
{ delimiter on a file opened with amc$variable record_type.
{
{       AMP$WRITE_END_PARTITION (FILE_IDENTIFIER, STATUS)
{
{ FILE_IDENTIFIER: (input) This parameter specifies the file access
{      identifier established when the file was opened.
{
{ STATUS: (output) This parameter specifies the request status.
{
