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55 lines
1.4 KiB
55 lines
1.4 KiB
/* courtesy Ian Darwin and Geoff Collyer, Softquad Inc. */
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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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"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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"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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}
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