Purify errors

[Dan Merillat]

Russ Allbery writes:
> 
> Katsuhiro Kondou <kondou at nec.co.jp> writes:
> > Alex Kiernan <alexk at demon.net> wrote;
> 
> > } 	setvbuf        [libc.so.1]
> > } 	ReopenLog      [innd.c:260]
> 
> > I'm not sure how this should be fixed.
> 
> Yeah, that one sure looks like a libc bug to me.

Out of curiosity, check how many file descriptors you have open,
if you're leaking FILE * handles, that could explain it.

--Dan