> Also, does anyone know of a good online "lesson plan" (you know - start
> with a "Hello World" program and gradually work up, adding more
> concepts as it goes)?

I found a "generic c" lesson plan at:

http://www.eskimo.com/~scs/cclass/cclass.html

Also, I think you can run an old version of Turbo C in a dos box just
fine - I seem to remember trying this (it was quite a while ago) to
check out some C basics, and not having any problems.

--
http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.