anchor.diff:  ECHO:          *** FAIL: VC ENVIRONMENT ALREADY SET BY OTHER MEANS ***  
   ECHO:          The environment is already set for compiling with a  %VCterse%
   ECHO:          VC++ compiler version %VisualStudioVersion%          %VCterse%
  +ECHO:          %VCINSTALLDIR% %VCterse%
   GOTO :NOMIXING
   
   :FAIL3
   ECHO:          *** FAIL: VCBIND ENVIRONMENT HAS BEEN ALTERED ***
   ECHO:          Binding to VC++ %VisualStudioVersion% is changed     %VCterse%
  -ECHO:          from version %VCboundVer% set by VCbind.  Continuing %VCterse%
  -ECHO:          this session may lead to unexpected results.         %VCterse%
  +ECHO:          from version %VCboundVer% set by VCbind.  Now at     %VCterse%
  +ECHO:          %VCINSTALLDIR% %VCterse%
  +ECHO:          Continuing this session may have unexpected results. %VCterse%
   GOTO :NOMIXING
   
   :FAIL2
  
positive.code: rem TRUST PREVIOUS SETTINGS TO BE REUSABLE
  rem      Avoid multiple running of VC\ settings and duplicating the PATH and
  rem      other parameter settings.
  ECHO:          Using existing VC++ %VCboundVer% %VCboundConfig% config setup.        
  GOTO :SUCCESS
  
  :SUCCESS
  
negative.code: @echo off
  rem VCbind.zip\VCbind.bat 0.0.16     UTF-8                          2016-11-24 
  rem -----1---------2---------3---------4---------5---------6---------7-------*
  
  rem                  SETTING VC++ COMMAND-SHELL ENVIRONMENT
  