{    The purpose of this command is to allow the user to view the current field
{ definitions.
{
{ FIELD:  This parameter specifies the names of the fields to be displayed.  If
{       a named field is not found, ANABL prints an error message noting this,
{       and attempts to display the next field that was requested.  If the
{       keyword ALL is specified, then ANABL displays all defined fields.
{
{ DISPLAY_OPTION:  Two display options are available.  The display option NAME
{       causes just the names of fields to be displayed.  The display option
{       ALL causes all field attributes including the name to be displayed.
{
{ output:  This parameter allows the user to specify the file the field display
{       is written to.
{
{ STATUS: This parameter specifies the request status.
{       CONDITIONS:
{             pte$duplicate_name
{             pte$error_processing_parameter
{             pte$undefined_field_for_dis
