anchor.diff:  
   set "UNINSTALL_KEY=HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\The Silver Searcher"
   set "INSTALLED_FILES="  &:# List of files installed or updated by this script
  +
  +set "SILENT=0"
   
   %LOG% --------------------------------------------------------------------
   %LOG% %~f0 %*
  
positive.code: echo  -u    Uninstalls a previous instance of Ag, instead of installing a new one
  echo  -V    Display the script version
  echo  -X    Display the installation commands to execute, but don't run them
  echo.
  echo Notes:
  echo  * Upgrades previous instances found in the PATH
  
negative.code: :#                  Fixed admin detect in 32-bits shells in 64-bits Windows.  #
  :#                  Pause before exiting after an error, to give time to      #
  :#                  read the error message from within ag_setup.exe.          #
  :#   2021-11-14 JFL Added option -y.                                          #
  :#                                                                            #
  :##############################################################################
  
  setlocal EnableExtensions DisableDelayedExpansion &:# Make sure ! characters are preserved
  set "VERSION=2021-11-14"
  set "SCRIPT=%~nx0"		&:# Script name
  set "SNAME=%~n0"		&:# Script name, without its extension
  set "SPATH=%~dp0"		&:# Script path
  