On Tue, Nov 24, 2015, at 01:23 PM, [email protected] wrote:
> >>
> >> >Which DNS resolver?
> >> How do I check that?
> >
> >curl --version (or curl_version/curl_version_info) will say.
>
> culr_version() output is "libcurl/7.37.0 OpenSSL/1.0.1p zlib/1.2.8"
You can also check if libcurl was built with async DNS via:
curl_version_info_data *info = curl_version_info(CURLVERSION_NOW);
printf("async DNS: %d\n", !!(info->features &
CURL_VERSION_ASYNCHDNS));
(see: http://curl.haxx.se/libcurl/c/curl_version_info.html)
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