anchor.diff:  
   if /i '%ARG%' == 'debug' (
       set BUILD_CONFIG=Debug
  -    set BUILD_CONFIG_LOWER=debug
  +    set BUILD_CONFIG_LOWERCASE=debug
   )
   
   if /i '%ARG%' == 'build' (
  
positive.code: set TEST_TAGS=
  set TEST_FSHARPQA_SUITE=0
  set BUILD_CONFIG=Release
  set BUILD_CONFIG_LOWER=release
  
  setlocal enableDelayedExpansion
  set /a counter=0
  
negative.code: echo TEST_FSHARPQA_SUITE=%TEST_FSHARPQA_SUITE%
  echo TEST_TAGS=%TEST_TAGS%
  echo BUILD_CONFIG=%BUILD_CONFIG%
  echo BUILD_CONFIG_LOWERCASE=%BUILD_CONFIG_LOWERCASE%
  echo.
  
  @echo on
  