anchor.diff:  # Only currently works with Intel32 & AMD64 architectures. (any Intel or AMD or compatible processor)
   #          (Itanium, Power, and others are not common, but could be added)
   #
  -# Reference: https://support.bigfix.com/bes/install/besclients-nonwindows.html
  +#    Reference: https://support.bigfix.com/bes/install/besclients-nonwindows.html
  +#      Related: https://github.com/bigfix/bfdocker/tree/master/besclient
   #
   # Usage:
   #   curl -o install_bigfix.sh https://raw.githubusercontent.com/jgstew/tools/master/bash/install_bigfix.sh
  
positive.code:   >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Resource_WorkIdle=20
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Resource_SleepIdle=500
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Comm_CommandPollEnable=1
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Comm_CommandPollIntervalSeconds=10800
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Log_Days=30
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Download_UtilitiesCacheLimitMB=500
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Download_DownloadsCacheLimitMB=5000
    >> $INSTALLDIR/clientsettings.cfg echo _BESClient_Download_MinimumDiskFreeMB=2000
  fi
  
  if [[ $OSTYPE == darwin* ]]; then
  
negative.code:     # http://stackoverflow.com/questions/16678487/wget-command-to-download-a-file-and-save-as-a-different-filename
      # https://www.gnu.org/software/wget/manual/html_node/HTTPS-_0028SSL_002fTLS_0029-Options.html
      wget $MASTHEADURL -O $INSTALLDIR/actionsite.afxm --no-check-certificate
      DLEXITCODE=$(( DLEXITCODE + $? ))
      
      wget $INSTALLERURL -O $INSTALLER
      DLEXITCODE=$(( DLEXITCODE + $? ))
    else
      echo neither wget nor curl is installed.
      echo not able to download required files.
      echo exiting...
      exit 2
    fi
  fi
  
  # Exit if download failed
  if [ $DLEXITCODE -ne 0 ]; then
    # http://stackoverflow.com/questions/2990414/echo-that-outputs-to-stderr
    (>&2 echo Download Failed. ExitCode=$DLEXITCODE)
    exit $DLEXITCODE
  fi
  
  # open up linux firewall to accept UDP 52311 - iptables
  