Sat Jan 7 02:08:11 1984
unix
.
. ?BSD --------------------> 2.* bsd ------------------------+
. ^ ^ |
v | | |
+--- 6th edition -> 7th edition ----------+---------------------+ |
| | . | v |
v v v +---------+--> 32v -------+ 8th edition |
generic 3 pwb 1.* ..... pwb 2.* v v v | ^ |
| cb [12].* | / v | |
| | | / -->3bsd | |
v | | / / | | |
Unix 3.* <+-UNIX TS-+- / v | |
(system III) / 4bsd | |
| / | | |
v | v | |
Unix 4.* | 4.1bsd | |
| | | | |
v | +-------+ |
Unix 5.* | | |
(system V) | v |
| | 4.2bsd |
v | |
system V release 2 -----------------------+
(Unix 6.0)
PWB 1.1 (7/78) UNIX TS 1.1 (3/79)
PWB 2.0 (4/79) CB Unix 2 (5/80) Unix 3.0 (6/80)
2BSD (3/80) 3BSD (8/80) 4.2BSD (9/83)