File log In Ndis Driver....

Hi all,
I want to create a file log in Ndis Drivers for debugging. My questions :

1> can i use “fopen” kind of calls or should I use “zw” calls.
2> which libraries and headers will be required to do it.

Ajitabh

Ajitabh Prakash
Sr.Software Engineer
Future Software
480/481 Nandnam,Chennai