- Note that any boolean arguments can be given positively as '1', 'on' or any
- word starting with the letters 't' or 'y'. Likewise, negative values can be
- given as '0', 'off' or any word starting with the letters 'f' or 'n'.
- Case is ignored.
+ Note that any boolean arguments can be given positively as '1', 't', 'y',
+ 'true', 'yes' or 'on'. Likewise, negative values can be given as '0',
+ 'f', 'n', 'false', 'no' or 'off'. Case is ignored.