Access to kmem - System namelist - 'ps' etc

[Chris Torek]

Actually, I profiled ``ps'' to see why it was so slow.  On 4.2BSD at
least, ps aux spends the majority of its time in the stat() system
call, poking through /dev to find all the tty numbers....
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In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (301) 454-7690
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