This will make a number of things easier in the future, as well as (finally!)
avoiding the Id-smashing problem which has plagued developers for so long.
Boy, I'm glad we're not using sup anymore. This update would have been
insane otherwise.
2 Added optional excessive login logging.
3) Added login acces control on a per host/tty base.
4) See skey(1) for skey descriptions and src/usr.bin/login/README
for the logging and access control features.
-Guido