anchor.diff:  :: ============================================================================
   :main
   
  -  if not exist %cd%\rlexedirs.xml (
  -    echo Error: rlexedirs.xml not found in current directory.
  -    echo runtests.cmd must be run from a test root directory containing rlexedirs.xml.
  +  if not exist %script_dir%\rlexedirs.xml (
  +    echo Error: rlexedirs.xml not found in %script_dir% directory.
       exit /b 1
     )
   
  
positive.code: @echo off
  setlocal
  
  goto :main
  
  :: ============================================================================
  
negative.code:   set _rlArgs=%_rlArgs% %EXTRA_RL_FLAGS%
    set _rlArgs=%_rlArgs% %_rebase%
  
    set REGRESS=%script_dir%
  
    call :do rl %_rlArgs%
    if %ERRORLEVEL% NEQ 0 set _HadFailures=1
  