[libc-commits] [libc] [libc] Add Darwin mutex support via os_sync primitives (PR #167722)

[Schrodinger ZHU Yifan via libc-commits]

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@@ -0,0 +1,78 @@
+//===--- Futex utils for Darwin ------------------------*- C++-*-===//
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SchrodingerZhu wrote:

The license header line length seems strange. It should be 80-characters long in total.

https://github.com/llvm/llvm-project/pull/167722