Smaller process listing.
 [rsc] --rw-rw-r-- M 129339 glenda sys 6399 Dec 12 07:24 sys/lib/acid/kernel
	/n/sourcesdump/2005/1212/plan9/sys/lib/acid/kernel:169,175 - 
	/n/sourcesdump/2005/1213/plan9/sys/lib/acid/kernel:169,175
	  	complex Proc p;
	  	local s, i;
	  
	- 	if p.state != 0 then {	// 0 is Dead
	+ 	if p.state != 0 && p.pid != 0 && p.text != 0 then {	// 0 is Dead
	  		s = p.psstate;
	  		if s == 0 then {
	  			s = "kproc";