c.hp?		c.c's for hp0 & hp4 as root filesystem
l.s		as distributed
l40.s		as modded to support stack-limit reg
l70.s		understands 1170's works ONLY with m70.s
m40.s		with code to support big UNIX etc.. (see param.h)
m45.s		as distributed
m70.s		knows about 11/70s can handle them properly !!
mk-40		make a common or garden 40 system (m40.s is ifdefed)
mk-45		make a 45 system
mk-70		make a 70 system
mk-b40		make a BIGUNIX 40 system
notused		a directory containing unused software
sfile		used by sysld to make BIGUNIX 40 systems
source		miscellaneous source (sysld,sysfix etc..) (sysld doc also)
sysld		used to link BIG UNIX
sysfix		sep I&D space systems
