more sun and vax diffs

[chris at umcp-cs.UUCP]

Actually, it makes sense that the sun would say ``Infinity'':
log10(0.0) returns the largest (smallest?) possible machine value and
sets errno to EDOM.
-- 
In-Real-Life: Chris Torek, Univ of MD Comp Sci (301) 454-7690
UUCP:	{seismo,allegra,brl-bmd}!umcp-cs!chris
CSNet:	chris at umcp-cs		ARPA:	chris at maryland