1. Pass argc and argv to getarg and process them with getopt().
2. Instead of using an array to save arg characters, use array of
pointers and call backgammon/teachgammon with execv, instead of execl.
This should fix problems with calling teachgammon.
2.2 candidate.
of the x11 based games. I'm not going to tag the originals with bsd_44_lite
and do this in two stages since it's just not worth it for this collection,
and I've got directory renames to deal with that way. Bleah.
Submitted by: jkh
