Subject: bug#57346: undeclared identifier 'CLOCK_MONOTONIC'

From: Gregory Heytings <[email-masked]>
Date: Tue, 23 Aug 2022 13:23:49 +0000

>
> Configured for 'x86_64-apple-darwin17.7.0'.
>
> But I don't know what that is.
>

See https://github.com/apple/darwin-xnu.

Darwin is the roughly speaking the kernel of all Apple operating systems 
(macOS, iOS, ...).  More precisely, XNU is the kernel of Darwin, and 
Darwin is the core operating system on which Apple operating systems are 
based.  Darwin 17.7.0 is the basis of macOS 10.13.6.