Return link to the post RSS feed.

Loads the comment template specified in $file.

Modifies the database based on specified SQL statements.

Deletes a post meta field for the given post ID.

Filters for content to remove unnecessary slashes.

Finds a pingback server URI based on the given URL.

Check content for video and audio links to add as enclosures.

Performs trackbacks.

Updates an existing post with values provided in $_POST.

Extracts strings from between the BEGIN and END markers in the .htaccess file.