Until the last few releases, macOS also used IPFW, the firewall explicitly creat... | Hacker News

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		alwillis on Jan 21, 2020 \| parent \| context \| favorite \| on: FreeBSD is an amazing operating system Until the last few releases, macOS also used IPFW, the firewall explicitly created for FreeBSD, so there was more FreeBSD in macOS than just userland tools.

talideon on Jan 28, 2020 [–]

Sure, and that's why I wrote 'along with a bunch of other stuff'.

Writing something like 'MacOS is based on FreeBSD' implies a situation more like Sony's OrbisOS, which isn't the case with MacOS.

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