anchor.diff:  cd msvc
   goto done
   
  -
  -:builderror
  -cd ..\..\msvc
  -echo Build failed
  -goto done
  -
  -:buildlsusberror
  -cd ..\..\msvc
  -echo lsusb build failed
  -goto done
  -
  -:buildxusberror
  -cd ..\..\msvc
  -echo xusb build failed
  -goto done
  -
   :usage
   echo ddk_build must be run in a WDK build environment
   pause
   goto done
   
  -:done+:builderror
  +echo Build failed
  +
  +:done
  +cd %PWD%
  
positive.code: copy target+..\..\msvc\libusb_sources sources >NUL 2>&1
  del target
  @echo on
  build -cwgZ
  @echo off
  if errorlevel 1 goto builderror
  cd ..\..
  
negative.code: cd examples\xusb_ddkbuild
  copy ..\..\msvc\xusb_sources sources >NUL 2>&1
  @echo on
  %BUILD_CMD%
  @echo off
  if errorlevel 1 goto builderror
  cd ..\..
  
  set srcPath=examples\xusb_ddkbuild\obj%BUILD_ALT_DIR%\%cpudir%
  