All reports of obsolete-comments-style-in-php-ini for the archive. The extended description of this tag is:
This package ships a .ini file used to configure php but it has comments using the old-style comment separator #. Instead, the ; separator should be used.
Since version 5.3, the PHP interpreter warns about the use of the old style of comment separator.
This tag has not been emitted in any package tested by Lintian.