anchor.diff:  :#                  In DEBUG mode, display the command line and the exit code.#
   :#                  In NOEXEC mode, display the command line, but don't run it.
   :#                                                                            #
  -:#  Arguments       -t          Tee all output to the log file if there's a   #
  +:#  Arguments       -L          Do not send the output to the log file.       #
  +:#                  -t          Tee all output to the log file if there's a   #
   :#                              usable tee.exe. Default: Redirect all >> log. #
   :#                              Known limitation: The exit code is always 0.  #
  +:#                  -V          Do not trace the command in verbose mode.     #
   :#                  %*          The command and its arguments                 #
   :#                              Quote redirection operators. Ex:              #
   :#                              %EXEC% find /I "error" "<"logfile.txt ">"NUL  #
  +:#                              Note: Quote redirections, NOT file numbers.   #
  +:#                              Ex: 2">&"1 will work; "2>&1" will NOT work.   #
   :#                                                                            #
   :#  Functions       Exec.Init	Initialize Exec routines. Call once at 1st    #
   :#                  Exec.Off	Disable execution of commands		      #
   :#                  Exec.On	Enable execution of commands		      #
   :#                  Do          Always execute a command, logging its output  #
   :#                  Exec	Conditionally execute a command, logging it.  #
  +:#                  Exec.SetErrorLevel	Change the current ERRORLEVEL	      #
   :#                                                                            #
   :#  Macros          %DO%        Always execute a command, logging its output  #
   :#                  %EXEC%      Conditionally execute a command, logging it.  #
  -:#                  %ECHO.X%    Echo and log a string, indented, in -X mode.  #
  -:#                  %ECHO.XVD%  Echo a string, indented, in -X or -V or -D    #
  -:#                              modes; Log it always.                         #
  +:#                  %ECHO.X%    Echo a string indented in -X mode, and log it.#
  +:#                  %ECHO.XD%   Idem in -X or -D modes.                       #
  +:#                  %ECHO.XVD%  Idem in -X or -V or -D modes.                 #
   :#                              Useful to display commands in cases where     #
   :#                              %EXEC% can't be used, like in for ('cmd') ... #
   :#                  %IF_EXEC%   Execute a command if _not_ in NOEXEC mode     #
  
positive.code: :Exec.Init
  set "DO=call :Do"
  set "EXEC=call :Exec"
  set "ECHO.X=call :Echo.NoExec"
  set "ECHO.XVD=call :Echo.XVD"
  if not .%NOEXEC%.==.1. set "NOEXEC=0"
  :# Check if there's a tee.exe program available
  
negative.code: 
  :testR
  %FUNCTION% EnableDelayedExpansion
  set "STRING=@||&&(())<<>>^^^^,,;;  %%%%^!^!**??[[]]==~~''""%%CD%%_^!CD^!""
  call :testR2 "With EnableDelayedExpansion" "last but not least"
  %ECHO% :# In testR
  %ECHOVARS% V1 S V2
  