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pcwalton

On Mac, Go breaks the rules and hardcodes syscall numbers anyway.

On Windows, Go dynamically links to kernel32.dll and friends.

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So in theory Go programs can't be considered reliable across multiple versions of macOS without recompilation then?

It only matters if it also happens in practice.

It does happen in practice:

https://github.com/golang/go/issues/16272

All forwards-compatibility issues were only "theoretical" issues that didn't "matter in practice" until a new release of the platform came out and suddenly they did.

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