Arbortext Command Language > set Command Options > set writeaticomment
  
set writeaticomment
set writeaticomment= { on | off}
This option instructs Arbortext Editor to write a Arbortext identifying comment as the second line of any saved SGML or XML file. The comment includes the <!DOCTYPE...> declaration for the document type.
If this option is set to off, the comment is suppressed.
The default setting is on.