Just found the answer to my ztstflop boot error in the archives at:
http://www.eros-os.org/~majordomo/eros-port/0193.html
I made the change to volmap, rebuilt ztstflop and everything worked correctly. Now to dig into the docs...
"Well, I've wrestled with reality for 35 years, doctor, and I'm happy to state I finally won out over it." -- Elwood P. Dowd in "Harvey"