anchor.diff:  :#                              usable tee.exe.                               #
   :#                              Known limitation: The exit code is always 0.  #
   :#                  -e          Always echo the command.		      #
  +:#		    -f		Force executing the command, even in NOEXEC m.#
   :#                  -v          Trace the command in verbose mode. (Default)  #
   :#                  -V          Do not trace the command in verbose mode.     #
   :#                  %*          The command and its arguments                 #
  
positive.code: if not defined LOGFILE set "Exec.2Redir="
  if /i .%LOGFILE%.==.NUL. set "Exec.2Redir="
  set "Exec.IF_VERBOSE=%IF_VERBOSE%"		&:# Echo the command in verbose mode
  :# Record the command-line to execute.
  :# Never comment (set Exec.cmd) lines themselves, to avoid appending extra spaces.
  :# Use %*, but not %1 ... %9, because %N miss non-white argument separators like = , ;
  
negative.code:   goto :Exec.NextArg
  )
  if "%~1"=="-e" set "Exec.IF_VERBOSE=if 1==1" & goto :Exec.NextArg :# Always echo the command
  if "%~1"=="-f" set "Exec.IF_EXEC=if 1==1" & set "Exec.IF_NOEXEC=if 0==1" & goto :Exec.NextArg :# Always execute the command
  if "%~1"=="-v" set "Exec.IF_VERBOSE=%IF_VERBOSE%" & goto :Exec.NextArg :# Echo the command in verbose mode
  if "%~1"=="-V" set "Exec.IF_VERBOSE=if 0==1" & goto :Exec.NextArg :# Do not echo the command in verbose mode
  :# Anything else is part of the command. Prepare to display it and run it.
  