[M3commit] CVS Update: cm3

[Jay Krell]

CVSROOT:	/usr/cvs
Changes by:	jkrell at birch.	08/11/09 12:05:48

Modified files:
	cm3/m3-sys/m3middle/src/: M3File.m3 
	cm3/m3-sys/cminstall/src/: OS.i3 Main.m3 

Log message:
	use a more direct way to determine 'OnUnix'