BaseClassLoader::findClass PHP Method

    public function findClass($name)
    {
        $components = explode("\\", $name);
        $baseName = implode(DIRECTORY_SEPARATOR, $components);
        foreach ($this->lookup as $path) {
            if (PHP_INT_SIZE === 8 and file_exists($path . DIRECTORY_SEPARATOR . $baseName . "__64bit.php")) {
                return $path . DIRECTORY_SEPARATOR . $baseName . "__64bit.php";
            } elseif (PHP_INT_SIZE === 4 and file_exists($path . DIRECTORY_SEPARATOR . $baseName . "__32bit.php")) {
                return $path . DIRECTORY_SEPARATOR . $baseName . "__32bit.php";
            } elseif (file_exists($path . DIRECTORY_SEPARATOR . $baseName . ".php")) {
                return $path . DIRECTORY_SEPARATOR . $baseName . ".php";
            }
        }
        return null;
    }