Reply to post: Re: To some MSDOS was an major leap forward.

Microsoft liberates ancient MS-DOS source from the museum and sticks it in GitHub

stephanh Silver badge

Re: To some MSDOS was an major leap forward.

My understanding is that there were custom Xenix versions for special 8086/80186 machines which had an additional (external) MMU added. However, if you wanted to run Xenix on a "standard" PC you needed a 286 at the minimum (for the built-in MMU)

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