protected function import(&$out)
    {
        $s = $this->seek();
        if (!$this->literal('@import')) {
            return false;
        }

        // @import "something.css" media;
        // @import url("something.css") media;
        // @import url(something.css) media;

        if ($this->propertyValue($value)) {
            $out = array('import', $value);

            return true;
        }
    }