Note: This function is currently removed from trunk and will likely not be present in 3.7. See ticket #14803.
Warn the admin if SECRET SALT information is missing from wp-config.php.
It is hooked to 'network_admin_notices' by default.
Note: This function is not intended for use by plugin or theme developers. It is only included here for completeness.
<?php secret_salt_warning(); ?>
This function does not accept any parameters.