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+/* Courtesy of Ian Darwin <ian@darwinsys.com> |
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+ * and Geoff Collyer <geoff@plan9.bell-labs.com> |
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+ * Mildly updated by Ian Darwin in 2000. |
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+ */ |
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+digraph unix { |
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+ size="6,6"; |
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+ node [color=lightblue2, style=filled]; |
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+ "5th Edition" -> "6th Edition"; |
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+ "5th Edition" -> "PWB 1.0"; |
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+ "6th Edition" -> "LSX"; |
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+ "6th Edition" -> "1 BSD"; |
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+ "6th Edition" -> "Mini Unix"; |
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+ "6th Edition" -> "Wollongong"; |
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+ "6th Edition" -> "Interdata"; |
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+ "Interdata" -> "Unix/TS 3.0"; |
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+ "Interdata" -> "PWB 2.0"; |
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+ "Interdata" -> "7th Edition"; |
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+ "7th Edition" -> "8th Edition"; |
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+ "7th Edition" -> "32V"; |
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+ "7th Edition" -> "V7M"; |
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+ "7th Edition" -> "Ultrix-11"; |
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+ "7th Edition" -> "Xenix"; |
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+ "7th Edition" -> "UniPlus+"; |
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+ "V7M" -> "Ultrix-11"; |
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+ "8th Edition" -> "9th Edition"; |
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+ "9th Edition" -> "10th Edition"; |
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+ "1 BSD" -> "2 BSD"; |
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+ "2 BSD" -> "2.8 BSD"; |
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+ "2.8 BSD" -> "Ultrix-11"; |
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+ "2.8 BSD" -> "2.9 BSD"; |
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+ "32V" -> "3 BSD"; |
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+ "3 BSD" -> "4 BSD"; |
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+ "4 BSD" -> "4.1 BSD"; |
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+ "4.1 BSD" -> "4.2 BSD"; |
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+ "4.1 BSD" -> "2.8 BSD"; |
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+ "4.1 BSD" -> "8th Edition"; |
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+ "4.2 BSD" -> "4.3 BSD"; |
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+ "4.2 BSD" -> "Ultrix-32"; |
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+ "4.3 BSD" -> "4.4 BSD"; |
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+ "4.4 BSD" -> "FreeBSD"; |
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+ "4.4 BSD" -> "NetBSD"; |
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+ "4.4 BSD" -> "OpenBSD"; |
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+ "PWB 1.0" -> "PWB 1.2"; |
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+ "PWB 1.0" -> "USG 1.0"; |
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+ "PWB 1.2" -> "PWB 2.0"; |
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+ "USG 1.0" -> "CB Unix 1"; |
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+ "USG 1.0" -> "USG 2.0"; |
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+ "CB Unix 1" -> "CB Unix 2"; |
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+ "CB Unix 2" -> "CB Unix 3"; |
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+ "CB Unix 3" -> "Unix/TS++"; |
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+ "CB Unix 3" -> "PDP-11 Sys V"; |
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+ "USG 2.0" -> "USG 3.0"; |
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+ "USG 3.0" -> "Unix/TS 3.0"; |
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+ "PWB 2.0" -> "Unix/TS 3.0"; |
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+ "Unix/TS 1.0" -> "Unix/TS 3.0"; |
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+ "Unix/TS 3.0" -> "TS 4.0"; |
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+ "Unix/TS++" -> "TS 4.0"; |
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+ "CB Unix 3" -> "TS 4.0"; |
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+ "TS 4.0" -> "System V.0"; |
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+ "System V.0" -> "System V.2"; |
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+ "System V.2" -> "System V.3"; |
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+ "System V.3" -> "System V.4"; |
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+} |