[M3commit] CVS Update: cm3

[Antony Hosking]

CVSROOT:	/usr/cvs
Changes by:	hosking at birch.	12/09/04 16:20:48

Modified files:
	cm3/m3-sys/m3middle/src/: M3Buf.m3 

Log message:
	Undo gratuitous damage:
	
	1) ChunkSize is carefully designed to have an alignable size.
	2) Comparison order is logical given dependent IF clause.
	3) digits arrays are designed for speed to avoid overhead of DIV/MOD when not
	needed.