| 1. | UnixWare 7 lacked the Xenix compatibility features of both its ancestors.
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| 2. | Microsoft expected that it would be an interim solution before Xenix.
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| 3. | In early 1983 Tandy switched from TRSDOS-16 to Xenix.
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| 4. | Xenix 5.0 also used SVR2 as its basis.
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| 5. | Microsoft itself sold a version of Unix for the PC called Xenix.
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| 6. | When Tru64, Ultrix, and Xenix.
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| 7. | First, it collaborated with SCO to merge System V and Xenix into System V / 386.
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| 8. | Microsoft, believing that it could not compete with Unix's developer, decided to abandon Xenix.
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| 9. | The original release, written for the SCO Xenix operating system, quickly got ported to other platforms.
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| 10. | Xenix was based on UNIX System III, also supported up to three users, and was more established.
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