Formatting nits.
 [rsc] --rw-rw-r-- M 1428987 glenda sys 640 Jan 28 09:53 sys/include/trace.h
	/n/sourcesdump/2006/0128/plan9/sys/include/trace.h:19,24 - 
	/n/sourcesdump/2006/0129/plan9/sys/include/trace.h:19,24
	  typedef struct Traceevent	Traceevent;
	  struct Traceevent {
	  	ulong	pid;	
	- 	ulong	etype;		/* Event type */
	- 	vlong	time;		/* time stamp  */
	+ 	ulong	etype;	/* Event type */
	+ 	vlong	time;	/* time stamp  */
	  };