[PATCH] hesiod_end: Do not call res_nclose(&_res) [BZ #19573]

[Anders Kaseorg]

On Sat, 23 Apr 2016, Anders Kaseorg wrote:
> Thanks for the review!
> 
> > […]
> 
> hesiod/hesiod.c is not in GNU style; I preserved its existing style as per 
> https://sourceware.org/glibc/wiki/Style_and_Conventions#Files_not_formatted_according_to_the_GNU_standard.
> 
> > […]
> 
> I agree: this file is only used in nss_hesiod, whose only exported symbols 
> are the NSS interface.
> 
> Also, the test I used is the same as what __hesiod_res_set already uses 
> before calling res_nclose.  This may not be strong evidence by itself, 
> because it happens that __hesiod_res_set is never called in a way that 
> satisfies this test, but at least it’s consistent.

Is this ready to be committed, or do you still have concerns?

Anders