I got sick of 404 errors in my logs respoding to a local request for wp-cron.php?check=…

so I edited wp-includes/cron.php and commented out the following line:

 #$argyle = @ fsockopen( $parts['host'], $_SERVER['SERVER_PORT'], $errno, $errstr, 0.01 );

Conversation at Wordpress.org about wp-cron.php?check=