 TYPE
    fdt$event_action = (fdc$return_program_normal, fdc$return_program_abnormal,
      fdc$page_table_forward, fdc$page_table_backward,
      fdc$scroll_table_forward, fdc$scroll_table_backward, fdc$display_help,
      fdc$erase_help, fdc$execute_command, fdc$ignore_event,
      fdc$tab_to_next_form_field, fdc$tab_to_previous_form_field,
      fdc$scroll_variable_forward, fdc$scroll_variable_backward,
      fdc$page_variable_forward, fdc$page_variable_backward,
      fdc$page_variable_first, fdc$page_variable_last,
      fdc$page_table_first, fdc$page_table_last, fdc$insert_variable_line,
      fdc$delete_variable_line);
