anchor.diff:  REM # - automatic portable config files so that you get the same configuration (per-engine) everywhere
   REM # - searches GOG & Steam installs if WAD is missing
   REM # - FreeDOOM substituted if commercial DOOM.WAD / DOOM2.WAD missing
  -REM # - will search the engine's folder for WADs if not found elsewhere
  -REM # - WAD file extensions can be omitted (".wad" / ".pk3" / ".pk7")
  -REM # - DeHackEd extension loading (".deh", ".bex" files)
  +REM # - will search the engine's folder for WADs if not found elsewhere (e.g. "lights.pk3")
  +REM # - IWAD file extensions can be omitted (".WAD" / ".PK3");
  +REM #   PWAD and other WAD extensions are required due to the number of locations checked
  +REM # - DeHackEd extension loading (".DEH", ".BEX" files)
   REM # - files are checked to exist before being passed on to the engine
   REM # - arbitrary parameters can be passed on to the engine
   REM # - launches the engine in the native resolution of the current machine (portable)
  
positive.code: )
  
  REM # restore the current directory
  POPD
negative.code: 	:bex
  	REM ------------------------------------------------------------------------------------------------------------
  	REM # load a Boom-enhanced DeHackEd extension:
  	SET BEX=%BEX% "%FIX_PATH%\%FILE%"
  	CALL :prev_dir "%FILE%"
  	SET ANY_BEX=1
  	ECHO          -bex : %FILE%
  	SHIFT
  	GOTO :files_loop
  
  