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Re: [EXTERNAL] Re: Feature request: provide ability to set a global callback function telling libcurl if IPv6 works on the system

From: Daniel F via curl-library <>
Date: Fri, 23 Sep 2022 18:40:35 +0200

> In other words, it is much easier and cleaner to override how
> Curl_ipv6works() to adjust to demands of certain systems/scenarios
> than do checks if "IPv6 works" and change resolve mode in every place
> where application sets a transfer.

Maybe you could contribute your system-specific IPv6 detection code as
patch(es) for libcurl? This approach would not require any new callback.

Received on 2022-09-23