>Почему ошибка?
>
>Fatal error: Call to undefined function: printer_write() in /home/kit/public_html/print.php on line 2
>
>
>php-4.2.2

Какая ОС?

<<
These functions are only available under Windows 9.x, ME, NT4 and       2000. They have been added in PHP 4.0.4.    
>>

Удачи
--- sas