In some mail I received from Hubert Feyrer, sie wrote
> 
> > Can we put "truss" on the projects list, maybe even for 1.4, please ?
> > I was passed on this URL, if it helps, for at least one implementation
> > of truss on BSD:
> > http://www.ddj.com/ftp/1998/1998_03/
> 
> Just curious: what's wrong with ktrace? (other than having that the handling
> intermediate ktrace.out file sucks - I'd like to see output directly to
> screen, too; and don't say ktrace -o - now :)

That pretty much hits the nail on the head :-)

Also, kdump shows things like namei calls, which I'd rather see bundled
into open.  The rest are just minor compared to the above though :)