arm2hpdl - Add HP download header/trailer to an ARM ELF binary.

       Rick Richardson <rick.richardson@comcast.net>
       http://foo2zjs.rkkda.com/

       These are the options that can appear on the command line.

       -Dlevel
              Set Debug level [0].

arm2hpdl  adds an HP download header/trailer to an ARM ELF binary.  If the file already has an HP header,
       just copy it to stdout.

       Add an HPDL header to a HP LaserJet 1005.

       $ arm2hpdl sihp1005.img > sihp1005.dl

/usr/bin/arm2hpdl,/var/lib/foo2zjs/firmware/*

       arm2hpdl - Add HP download header/trailer to an ARM ELF binary.

foo2zjs(1)

arm2hpdl [options] arm-binary.img > hpdl.dl