Create DVD iso from slackware tree

 #
  # Slackware installation as DVD. 
  #
  # Contains: bootable INSTALL DVD (including /extra and /source)
  #
  # Command used to create the ISO's for this DVD:
  # (see also /isolinux/README.TXT on the DVD you'll burn from the ISO)

  # DVD

  mkisofs -o slackware-current-install-dvd.iso \
    -R -J -V "Slackware-current DVD" \
    -hide-rr-moved -hide-joliet-trans-tbl \
    -v -d -N -no-emul-boot -boot-load-size 4 -boot-info-table \
    -x ./testing \
    -x ./source \
    -x ./extra/source \
    -sort isolinux/iso.sort \
    -b isolinux/isolinux.bin \
    -c isolinux/isolinux.boot \
    -preparer "Slackware-current build for x86 by Eric Hameleers " \
    -publisher "The Slackware Linux Project - http://www.slackware.com/" \
    -A "Slackware-current DVD - build 09_Sep_2013" .

ARM version: 

cd slackwarearm-current
mkisofs \
   -udf \
   -o /tmp/slackwarearm-DVD.iso \
   -R -J -V "Slackware ARM current" \
   -hide-rr-moved \
   -v -d -N \
   -A "Slackware ARM DVD" .