TenDRA Compiler
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What links here
OSF/1
Timeline of operating systems
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A/UX
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OSF
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PowerOpen Environment
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Ultrix
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Open Software Foundation
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Computing platform
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List of operating systems
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Darwin (operating system)
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Tru64 UNIX
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PA-RISC
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Mach (kernel)
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Microkernel
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Kendall Square Research
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GNU Hurd
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Digital Equipment Corporation
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IBM AIX
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