-={ Sunday, 02 October 2016, 16:09:15.327850522 +1100 }=-

Hey Tony!

 TL> I'll see what it does.

Sorry but that was the wrong link.  Try this instead;

http://csbruce.com/software/crc32.c

As for pascal source I am sure there is much but lacking a compiler I am
inclined to go with c.

Life is good,
Maurice

... Sorg ond slæp somod ætgædre earmne anhogan oft gebindað.
    Sorrow and sleep both together often bind the wretched solitary person.
--- GNU bash, version 4.4.0(1)-release (x86_64-atom-linux-gnu)