编译Kndiswdm.lib是出现以下问题,诸位大哥多指教

各位高手，我在编译Kndiswdm.lib是出现以下问题，还请多多指教


--------------------Configuration: NdisWdm - Win32 IA64 Checked--------------------
Compiling...
Command line error D2021 : invalid numeric argument \'/Wp64\'
Error executing cl.exe.

kndiswdm.lib - 1 error(s), 0 warning(s)
The following environment variables were not found
$(BASEDIR)


我用的是 DriverStudio2.5和 Windows2000DDK