On Wed, Sep 21, 2022 at 06:21:08PM -0700, Dan Fandrich wrote:
> On Thu, Sep 22, 2022 at 12:24:57AM +0000, Dmitry Karpov via curl-library 
> wrote:
> >  > If Curl_ipv6works() were not called in the CURL_IPRESOLVE_V6 case, would
> >  > that solve the issues that are remaining?
> > 
> > Your question was:
> > "So, if libcurl eliminated that call in the CURL_IPRESOLVE_V4 case, would 
> > it fix your problem?"
> 
> That was my previous question. The question above refers to CURL_IPRESOLVE_V6.
> 
> > YES, adding a callback doesn't fix anything on its own. But it allows curl 
> > applications to work around problems/regressions caused by default 
> > Curl_ipv6works() behavior.
> 
> I'm betting that this problem can be fixed without adding a new callback,
> especially one that goes against the way libcurl works, namely that callbacks
> are used to change behaviour during a transfer.

You also didn't answer this question:

> Since you're calling it a regression, then where did that regression occur? 
> Was
> it in libcurl or in the kernel? Maybe this problem needs to be solved
> elsewhere.
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