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MacOS X is based on NeXTSTEP which is based on Mach. Buy a brand new Mac and you get Mach. It ran fine on PowerPC, x86, and now ARM
by lizknope 6y ago
MacOS X is based on NeXTSTEP which is based on Mach. Buy a brand new Mac and you get Mach. It ran fine on PowerPC, x86, and now ARM