WDK 环境变量

DDK_INC_PATH
  WDKROOT\inc\ddk

SDK_INC_PATH
  WDKROOT\inc\api

WDM_INC_PATH
  WDKROOT\inc\ddk

BASEDIR
The BASEDIR environment variable specifies the base of the build product's source tree.
			
			
				In the Windows Driver Kit (WDK), the default value is the root directory of 
the WDK installation.
			
			
				Note  The directory specified by BASEDIR must not contain 
spaces. If you use the Build utility with directories that contain spaces, the 
error messages generated may not make it clear what is wrong.