Define NO_TFO on macOS < 10.11

[barracuda156]

Closes: #19

[folkertvanheusden]

I wonder if this could be done in the cmake file?

[barracuda156]

@folkertvanheusden Perhaps, I am just not really sure how to check for macOS version via CMakeLists.

[folkertvanheusden]

I think it can be done via https://stackoverflow.com/questions/27660048/cmake-check-if-mac-os-x-use-apple-or-apple Don't have a mac so can't test it.

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On Thu, Sep 26, 2024 at 9:13 PM Sergey Fedorov ***@***.***> wrote: @folkertvanheusden <https://github.com/folkertvanheusden> Perhaps, I am just not really sure how to check for macOS version via CMakeLists. — Reply to this email directly, view it on GitHub <#22 (comment)>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AUN5IW36ERW4UQQLBZIQ3HLZYRMGVAVCNFSM6AAAAABO5N47POVHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZDGNZXG4ZTQMBQGQ> . You are receiving this because you were mentioned.Message ID: ***@***.***>

[barracuda156]

I think it can be done via https://stackoverflow.com/questions/27660048/cmake-check-if-mac-os-x-use-apple-or-apple Don't have a mac so can't test it.
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On Thu, Sep 26, 2024 at 9:13 PM Sergey Fedorov @.> wrote: @folkertvanheusden https://github.com/folkertvanheusden Perhaps, I am just not really sure how to check for macOS version via CMakeLists. — Reply to this email directly, view it on GitHub <#22 (comment)>, or unsubscribe https://github.com/notifications/unsubscribe-auth/AUN5IW36ERW4UQQLBZIQ3HLZYRMGVAVCNFSM6AAAAABO5N47POVHI2DSMVQWIX3LMV43OSLTON2WKQ3PNVWWK3TUHMZDGNZXG4ZTQMBQGQ . You are receiving this because you were mentioned.Message ID: @.>

Yeah, but we do not want to disable it for all macOS altogether. Only for versions prior to 10.11.

[yegorich]

There is an interesting discussion about TFO support in different distros/versions/archs: rust-lang/socket2#49

[yegorich]

Checking symbols with CMake: https://cmake.org/cmake/help/latest/module/CheckSymbolExists.html