I recently upgrade PHP to 4.4.2 during an APache update, and these hidden files appeared, and are being flagged by rootkit chk. Are these normal or a security concern, can I ignore them?
/usr/lib/php/.registry
/usr/lib/php/.registry/.channel.pecl.php.net
/usr/lib/php/.registry/.channel.__uri
/usr/lib/php/.channels
/usr/lib/php/.channels/.alias
/usr/lib/php/.registry
/usr/lib/php/.registry/.channel.pecl.php.net
/usr/lib/php/.registry/.channel.__uri
/usr/lib/php/.channels
/usr/lib/php/.channels/.alias