Description:
------------
Not include file specified in 'auto_prepend_file' in router.

Test script:
---------------
# p.php
<?php
function p() {
  // do something
}

# php.ini
...
auto_prepend_file = /path/to/p.php

# router.php
<?php
var_dump(function_exists('p'));

call in cmd
# php -S localhost:8000 router.php

Expected result:
----------------
bool(true)

Actual result:
--------------
bool(false)