anchor.diff:  IF "%$%" == "" GOTO:EOF
   
   IF /I "%$%" == "C" CALL :launch_engine    "choco-hexen-setup"    "HEXEN.WAD"
  -IF /I "%$%" == "H" CALL :launch_engine    "prboom"               "HEXEN.WAD"
  -IF /I "%$%" == "S" CALL :launch_engine_sw "prboom"               "HEXEN.WAD"
   IF /I "%$%" == "2" CALL :launch_engine    "zandronum-2"          "HEXEN.WAD"
   IF /I "%$%" == "3" CALL :launch_engine    "zandronum-3"          "HEXEN.WAD"
   IF /I "%$%" == "G" CALL :menu_gzdoom                             "HEXEN.WAD"
  
positive.code: ECHO:
  ECHO     [C] Chocolate Strife           STRIFE1.WAD
  ECHO:
  ECHO     [H] PrBoom+ Hardware           STRIFE1.WAD
  ECHO     [S] PrBoom+ Software           STRIFE1.WAD
  ECHO:
  ECHO     [2] Zandronum v2               STRIFE1.WAD
  ECHO     [3] Zandronum v3               STRIFE1.WAD
  ECHO:
  
negative.code: ECHO:
  ECHO     [C] Chocolate Heretic          HERETIC.WAD
  ECHO:
  ECHO     [2] Zandronum v2               HERETIC.WAD
  ECHO     [3] Zandronum v3               HERETIC.WAD
  ECHO:
  