anchor.diff:      if [ -r $AFTER_INSTALL ] ; then
           chmod +x $AFTER_INSTALL
           log "Running post install script"
  -        $AFTER_INSTALL
  +        log $($AFTER_INSTALL)
           return $?
       fi
       return 0
  
positive.code:                 export VERBOSE=1
                  shift;;
              -u)
                  UNPACK_ONLY=true
                  shift;;
              -f)
                  FORCE=true
                  shift;;
              -y)
                  CONFIRM="y"
  
negative.code: 
      unpack_payload
  
      if [ "$UNPACK_ONLY" == "1" ] ; then
          echo "Unpacking complete, not moving symlinks or restarting because unpack only was specified."
      else
          create_symlinks
  