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After Apple bought NeXT, they upgraded the Mach component from 2.5 to 3.0 (from Apple’s MkLinux project). But it was always a hybrid kernel in both NEXTSTEP and

by lukeh 6y ago

After Apple bought NeXT, they upgraded the Mach component from 2.5 to 3.0 (from Apple’s MkLinux project). But it was always a hybrid kernel in both NEXTSTEP and macOS.