I don't know how ``safe'' this is, but I put
	options         DFLDSIZ=41943040        # initial datasize == 40M
in my kernel config file.

datasize        40960 kbytes


--Michael

--
Michael Graff <explorer@flame.org>        NetBSD is the way to go!
PGP key on a key-server near you!         Netshade the world!
Cthulhu for president:  Tired of voting for the *LESSER* of two evils?