tzcode1997a.tar.gz and tzdata1997a.tar.gz
Arthur David Olson
Tue Jan 21 14:23:09 UTC 1997
are now available. These include Paul Eggert's Antarctica (and other changes).
I've finessed the "getopt" issue by checking against both -1 and EOF
(regardless of POSIX, SunOS 4.1.1's manual says -1 is returned while
SunOS 5.5's manual says EOF is returned).
More information about the tz