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was founded by Warren Toomey. First edition Unix was restored to a usable state by a restoration team from the Unix
Heritage Society in 2008. The restoration process started with paper listings of the source code which were in PDP-11 assembly language.
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case, Novell, Inc. was found to not have transferred the copyrights of UNIX to SCO Group, Inc. Concerns have been raised regarding the validity of the
Caldera license.
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line editor in those early Unixes. Therefore, "traditional" vi could not be distributed freely, and various work-alikes (such as
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As of 2022, there has been no widespread use of the code, but it can be used on emulator systems, and
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teaching system, which is an update of that version to ANSI C and the x86 or RISC-V platform.
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Toomey, Warren (July 2010). "First
Edition Unix: Its Creation and Restoration".
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SCO Group, Inc. was previously called
Caldera International. As a result of the
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376:"Why BSD/OS is the best candidate for being the only tested legally open UNIX"
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Restoration of 1st
Edition UNIX kernel sources from Bell Laboratories
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122:(but has not made available) several versions under the four-clause
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107:. SCO first released the code under a limited educational license.
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releases prior to and including
Version 7 (the base for
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265:"Liberal license for ancient UNIX sources"
344:"10th Circuit Court of Appeals Decision"
498:Ancient UNIX Released Under What Terms?
479:The Restoration of Early UNIX Artifacts
446:IEEE Annals of the History of Computing
389:Davis, A. Jesse Jiryu (June 14, 2017).
285:. Caldera International. Archived from
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16:Early releases of Unix operating system
7:
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362:"The Push to Get Free Unix Licenses"
278:Broderick, Bill (January 23, 2002).
1158:. You can help Knowledge (XXG) by
263:Johnson II, Dion L. (2002-01-24).
14:
92:as well as later developments of
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507:The Unix Heritage Society (TUHS)
415:Jude, Allan (October 13, 2022).
391:"Assembling the history of Unix"
1106:indicate discontinued systems.
521:Unix First Edition Manual Pages
305:"UNIX® on the Game Boy Advance"
231:SCO Group, Inc. v. Novell, Inc.
196:provides the basis for the MIT
1210:Discontinued operating systems
513:code, disk images, and related
1:
99:After the publication of the
76:is any early release of the
1091:Windows Subsystem for Linux
303:Singh, Amit (August 2004).
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213:is based on code from the
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1085:Windows Services for UNIX
1040:Microsoft POSIX subsystem
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417:"Warren Toomey interview"
243:The Unix Heritage Society
238:The Unix Heritage Society
133:: (early versions only)
110:Later, in January 2002,
80:code base prior to Unix
280:"Dear Unix enthusiasts"
1154:-related article is a
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1079:UserLAnd Technologies
292:on February 19, 2009.
112:Caldera International
58:
40:
22:
1074:UNIX System Services
573:compatibility layers
458:10.1109/MAHC.2009.55
330:"The Traditional Vi"
801:Other distributions
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84:, particularly the
496:(August 23, 2003)
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311:on 2006-08-31
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94:AT&T Unix
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66:, running in
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51:
48:, running in
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30:, running on
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1160:expanding it
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584:Architecture
494:Pamela Jones
474:
452:(3): 74–82.
449:
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424:. Retrieved
420:
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398:. Retrieved
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313:. Retrieved
309:the original
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287:the original
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175:runs on the
172:
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109:
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74:Ancient UNIX
73:
72:
1047:MKS Toolkit
858:OpenSolaris
211:text editor
124:BSD license
101:Lions' book
1215:Unix stubs
1199:Categories
1068:PWS/VSE-AF
965:SerenityOS
872:Tru64 UNIX
847:OpenServer
599:Philosophy
589:Filesystem
315:2009-10-22
250:References
182:using the
126:, namely:
120:relicensed
82:System III
903:Domain/OS
619:Operating
566:Unix-like
433:MP3 44:34
223:Unix-like
116:SCO Group
1114:Category
1061:P.I.P.S.
897:Coherent
879:UnixWare
813:System V
766:ChromeOS
721:NeXTSTEP
706:bridgeOS
604:Security
466:18586380
190:emulator
177:Nintendo
162:UNIX/32V
105:codebase
90:UNIX/32V
62:for the
44:for the
26:for the
1126:Commons
1104:Italics
1033:MachTen
1026:Interix
1006:Darling
977:more...
864:Illumos
852:Solaris
786:Red Hat
756:Android
701:watchOS
686:audioOS
659:OpenBSD
649:FreeBSD
621:systems
594:History
515:at TUHS
502:Groklaw
426:15 June
421:BSD Now
400:15 June
395:LWN.net
1012:Eunice
1001:Cygwin
993:layers
920:LynxOS
796:Ubuntu
781:Gentoo
776:Fedora
771:Debian
735:Ultrix
691:iPadOS
671:Darwin
654:NetBSD
643:386BSD
464:
187:PDP-11
64:PDP-11
46:PDP-11
28:PDP-11
1150:This
971:Xenix
938:OSF/1
925:Minix
889:Other
835:HP-UX
747:Linux
728:SunOS
714:DYNIX
676:macOS
609:Shell
462:S2CID
347:(PDF)
290:(PDF)
283:(PDF)
114:(now
1156:stub
1152:Unix
1054:PASE
913:Hurd
841:IRIX
824:A/UX
791:SUSE
761:Arch
696:tvOS
571:and
564:and
562:Unix
428:2023
402:2023
203:The
184:SIMH
78:Unix
68:SIMH
50:SIMH
32:SIMH
1019:GNV
944:QNX
931:MOS
908:GNU
830:AIX
681:iOS
632:BSD
454:doi
219:nvi
205:BSD
198:xv6
96:).
1201::
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
