_res.options used without res_init()

[Ulrich Drepper]

Keith Owens <kaos@ocs.com.au> writes:

>         If the application has not called res_init itself, _res is not
>         initialised yet.  In particular the environment has not been
>         checked for RES_OPTIONS=inet6 so the above test always yields
>         AF_INET.

Fixed now.  Thanks,

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