Home | History | Annotate | Line # | Download | only in misc
bsd-family-tree revision 1.11
      1   1.6  itojun The UNIX system family tree: Research and BSD
      2   1.6  itojun ---------------------------------------------
      3   1.1     abs 
      4   1.1     abs First Edition (V1)
      5   1.1     abs      |
      6   1.1     abs Second Edition (V2)
      7   1.1     abs      |
      8   1.1     abs Third Edition (V3)
      9   1.1     abs      |
     10   1.1     abs Fourth Edition (V4)
     11   1.1     abs      |
     12   1.1     abs Fifth Edition (V5)
     13   1.1     abs      |
     14   1.1     abs Sixth Edition (V6) -----*
     15   1.1     abs        \                |
     16   1.1     abs         \               |
     17   1.1     abs          \              |
     18   1.1     abs Seventh Edition (V7)    |
     19   1.1     abs             \           |
     20   1.1     abs              \        1BSD
     21   1.1     abs              32V        |
     22   1.1     abs                \      2BSD---------------*
     23   1.1     abs                 \    /                   |
     24   1.1     abs                  \  /                    |
     25   1.1     abs                   \/                     |
     26   1.1     abs                  3BSD                    |
     27   1.1     abs                   |                      |
     28   1.1     abs                4.0BSD               2.7.9BSD
     29   1.1     abs                   |                      |
     30   1.6  itojun                4.1BSD --------------> 2.8BSD
     31   1.6  itojun                   |                      |
     32   1.6  itojun               4.1aBSD -----------\       |
     33   1.6  itojun                   |                \     |
     34   1.6  itojun               4.1bBSD                \   |
     35   1.6  itojun                   |                    \ |
     36   1.6  itojun       *------ 4.1cBSD --------------> 2.9BSD
     37   1.6  itojun      /            |                      |
     38   1.6  itojun Eighth Edition    |                   2.9BSD-Seismo
     39   1.1     abs      |            |                      |
     40   1.1     abs      +----<--- 4.2BSD               2.9.1BSD
     41   1.1     abs      |            |                      |
     42   1.1     abs      +----<--- 4.3BSD -------------> 2.10BSD
     43   1.1     abs      |            |               /      |
     44   1.1     abs Ninth Edition     |              / 2.10.1BSD
     45   1.1     abs      |         4.3BSD Tahoe-----+        |
     46   1.1     abs      |            |              \       |
     47   1.1     abs      |            |                \     |
     48   1.1     abs      v            |                  2.11BSD
     49   1.1     abs Tenth Edition     |                      |
     50   1.6  itojun                   |                  2.11BSD rev #430
     51   1.1     abs                4.3BSD NET/1              |
     52   1.1     abs                   |                      v
     53   1.1     abs                4.3BSD Reno
     54   1.1     abs                   |
     55   1.1     abs    *---------- 4.3BSD NET/2 -------------------+-------------*
     56   1.1     abs    |                    |                      |             |
     57   1.7  itojun 386BSD 0.0              |                      |           BSD/386 ALPHA
     58   1.1     abs    |                    |                      |             |
     59   1.7  itojun 386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
     60   1.1     abs    |     \              |                  4.4BSD Alpha      |
     61   1.7  itojun    |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
     62   1.1     abs    |                    |                  4.4BSD            |
     63   1.1     abs    |                    |                    / |             |
     64   1.1     abs    |                    |   4.4BSD-Encumbered  |             |
     65   1.7  itojun    |                 NetBSD 0.8                |           BSD/386 1.0
     66   1.1     abs    |                    |                      |             |
     67   1.7  itojun FreeBSD 1.0          NetBSD 0.9                |           BSD/386 1.1
     68   1.7  itojun    |                    |           .----- 4.4BSD Lite       |
     69   1.7  itojun FreeBSD 1.1             |          /   /       |     \       |
     70   1.7  itojun    |                    |         /   /        |      \      |
     71   1.7  itojun FreeBSD 1.1.5       .---|--------'   /         |       \     |
     72   1.7  itojun    |               /    |           /          |        \    |
     73   1.7  itojun FreeBSD 1.1.5.1   /     |          /           |         \   |
     74   1.7  itojun    |             /   NetBSD 1.0 <-'            |          \  |
     75   1.7  itojun    |            /       |                      |           \ |
     76   1.7  itojun FreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
     77   1.7  itojun    |                     \                     |             |
     78   1.7  itojun FreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
     79  1.11  itojun    |                 .-----\------------- 4.4BSD Lite2       |
     80  1.11  itojun    |                 |      \             |  |   |   |       |
     81  1.11  itojun    |                 | .-----|------Rhapsody |   |   |       |
     82  1.11  itojun    |                 | |     |        NetBSD 1.3 |   |       |
     83  1.11  itojun    |                 | |     |           OpenBSD 2.3 |       |
     84  1.11  itojun    |                 | |     |                BSD/OS 3.0     |
     85  1.11  itojun FreeBSD 2.1          | |     |                               |
     86  1.11  itojun  |   |               | |  NetBSD 1.1 ------.               BSD/OS 2.1
     87  1.11  itojun  | FreeBSD 2.1.5     | |     |              \                |
     88  1.11  itojun  |     |             | |  NetBSD 1.2         \             BSD/OS 3.0
     89  1.11  itojun  | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
     90  1.11  itojun  |     |             | |     |   \             |             |
     91  1.11  itojun  | FreeBSD 2.1.6.1   | |     |    \            |             |
     92  1.11  itojun  |     |             | |     |     \           |             |
     93  1.11  itojun  | FreeBSD 2.1.7     | |     |      |          |             |
     94  1.11  itojun  |     |             | |     |  NetBSD 1.2.1   |             |
     95  1.11  itojun  | FreeBSD 2.1.7.1   | |     |                 |             |
     96  1.11  itojun  |                   | |     |                 |             |
     97  1.11  itojun  |                   | |     |                 |             |
     98  1.11  itojun  *-FreeBSD 2.2       | |     |                 |             |
     99  1.11  itojun  |        \          | |     |                 |             |
    100  1.11  itojun  |     FreeBSD 2.2.1 | |     |                 |             |
    101  1.11  itojun  |         |         | |     |                 |             |
    102  1.11  itojun  |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
    103  1.11  itojun  |         |         | |     |                 |             |
    104  1.11  itojun  |     FreeBSD 2.2.5 | |     |                 |             |
    105  1.11  itojun  |         |         | |     |             OpenBSD 2.2       |
    106  1.11  itojun  |         |         | |  NetBSD 1.3           |             |
    107  1.11  itojun  |     FreeBSD 2.2.6 | |     |    |            |             |
    108  1.11  itojun  |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
    109  1.11  itojun  |         |         | |     |    |        OpenBSD 2.3       |
    110  1.11  itojun  |         |         | |     | NetBSD 1.3.2    |             |
    111  1.11  itojun  |     FreeBSD 2.2.7 | |     |    |            |             |
    112  1.11  itojun  |         |         | |     |    |            |           BSD/OS 4.0
    113  1.11  itojun  |         v         | |     |    |            |             |
    114  1.11  itojun  |     FreeBSD 2.2.8 | |     |    |            |             |
    115  1.11  itojun  |                   | |     |    |        OpenBSD 2.4       |
    116  1.11  itojun FreeBSD 3.0 <--------* |     |    v            |             |
    117  1.11  itojun  |                     |     | NetBSD 1.3.3    |             |
    118  1.11  itojun  *---FreeBSD 3.1       |     |                 |             |
    119  1.11  itojun  |       |             |     |                 |           BSD/OS 4.0.1
    120  1.11  itojun  |   FreeBSD 3.2----*  |  NetBSD 1.4       OpenBSD 2.5       |
    121  1.11  itojun  |       |          |  |  |  |    |            |             |
    122  1.11  itojun  |       |          |  |  |  |    |            |             |
    123  1.11  itojun  |       |          |  |  |  |    |            |             |
    124  1.11  itojun  |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
    125  1.11  itojun  |       |          |  |  |  |    |        OpenBSD 2.6       |
    126  1.11  itojun  |   FreeBSD 3.4    |  |  |  |    |            |             |
    127  1.11  itojun  |           |      |  |  |  |    |            |           BSD/OS 4.1
    128  1.11  itojun FreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
    129  1.11  itojun  |           |      |  |  |  |    |            |             |
    130  1.11  itojun  |           |      |  |  |  |    |            |             |
    131  1.11  itojun  |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
    132  1.11  itojun  |           |      |  |  |  |    |            |             |
    133  1.11  itojun  |   FreeBSD 3.5.1  |  |  |  |    |            |             |
    134  1.11  itojun  |                  |  |  |  |    |            |             |
    135  1.11  itojun  *---FreeBSD 4.1    |  |  |  |    |            |             |
    136  1.11  itojun  |      |           |  | (?) |    |            |             |
    137  1.11  itojun  |   FreeBSD 4.1.1  |  |  /  |    |            |             |
    138  1.11  itojun  |      |           |  | /   |    v            |             |
    139  1.11  itojun  |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
    140  1.11  itojun  |      |         Mac OS X   |             OpenBSD 2.8     BSD/OS 4.2
    141  1.11  itojun  |      |           10.0  NetBSD 1.5           |             |
    142  1.11  itojun  |   FreeBSD 4.3      |      |    |            |             v
    143  1.11  itojun  |      |             |      |    v        OpenBSD 2.9
    144  1.11  itojun  |      |             |      | NetBSD 1.5.1    |
    145  1.11  itojun  |      |             |      |    |            |
    146  1.11  itojun  |   FreeBSD 4.4      |      | NetBSD 1.5.2    |
    147  1.11  itojun  |      |             |      |                 |
    148  1.11  itojun  |      v             |      |                 |
    149  1.11  itojun  |                    |      |                 |
    150  1.11  itojun FreeBSD 5.0-current   |   NetBSD -current  OpenBSD -current
    151  1.11  itojun  |                    |      |                 |
    152  1.11  itojun  v                    |      v                 v
    153  1.11  itojun                    Mac OS X  
    154  1.11  itojun                      10.1
    155   1.1     abs 
    156   1.1     abs Time
    157   1.1     abs ----------------
    158   1.1     abs 
    159   1.7  itojun Time tolerance +/- 6 months, depending on which book/article you read; if it
    160   1.7  itojun was the announcement in Usenet or if it was available as tape.
    161   1.1     abs 
    162   1.1     abs [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
    163   1.1     abs 	and John Quarterman. The Design and Implementation of
    164   1.1     abs 	the 4.4BSD Operating System.
    165  1.11  itojun [APL] Apple website [http://www.apple.com/macosx/]
    166   1.1     abs [DOC] README, COPYRIGHT on tape.
    167   1.1     abs [QCU] Salus, Peter H. A quarter century of UNIX.
    168   1.1     abs [U25] Peter H. Salus. Unix at 25.
    169   1.1     abs [USE] Usenet announcement.
    170   1.1     abs [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
    171   1.1     abs 	Changes in the Kernel in 2.9BSD. Second Berkeley Software
    172   1.1     abs 	Distribution UNIX Version 2.9, July, 1983.
    173   1.1     abs [KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
    174   1.1     abs 	Volume 11, Info 4, April, 1987.
    175   1.1     abs [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
    176   1.1     abs 	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
    177   1.1     abs [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
    178   1.1     abs [FBD] FreeBSD Project, The.
    179   1.1     abs [NBD] NetBSD Project, The.
    180   1.1     abs [OBD] OpenBSD Project, The.
    181   1.1     abs [dmr] Dennis Ritchie, via E-Mail
    182   1.7  itojun [BSDI] Berkeley Software Design, Inc.
    183   1.1     abs 
    184   1.1     abs Multics                 1965
    185   1.6  itojun UNIX                    Summer 1969
    186   1.1     abs 				DEC PDP-7
    187   1.1     abs First   Edition         1971-11-03 [QCU]
    188   1.1     abs 				DEC PDP-11/20, Assembler
    189   1.1     abs Second  Edition         1972-06-12 [QCU]
    190   1.6  itojun 				10 UNIX installations
    191   1.1     abs Third   Edition         1973-02-xx [QCU]
    192   1.1     abs 				Pipes, 16 installations
    193   1.1     abs Fourth  Edition         1973-11-xx [QCU]
    194   1.1     abs 				rewriting in C effected,
    195   1.1     abs                                 above 30 installations
    196   1.1     abs Fifth   Edition         1974-06-xx [QCU]
    197   1.1     abs 				above 50 installations
    198   1.1     abs Sixth   Edition         1975-05-xx [QCU]
    199   1.1     abs 				port to DEC Vax
    200   1.1     abs Seventh Edition         1979-01-xx [QCU]
    201   1.6  itojun 				first portable UNIX
    202   1.6  itojun Eighth  Edition         1985-02-xx [QCU]
    203   1.1     abs 				VAX 11/750, VAX 11/780 [dmr]
    204   1.1     abs 				descended from 4.1c BSD [dmr]
    205   1.1     abs 				descended from 4.1 BSD [44B]
    206   1.7  itojun 			scooping-out and replacement of the character-device
    207   1.1     abs 			and networking part by the streams mechanism
    208   1.1     abs 
    209   1.1     abs Ninth   Edition         1986-09-xx [QCU]
    210   1.1     abs Tenth   Edition         1989-10-xx [QCU]
    211   1.1     abs 
    212   1.1     abs 1BSD                    late 1977
    213   1.1     abs 			1978-03-09 [QCU]
    214   1.1     abs 				PDP-11, Pascal, ex(1)
    215   1.1     abs 				30 free copies of 1BSD sent out
    216   1.1     abs 				35 tapes sold for 50 USD [QCU]
    217   1.1     abs 2BSD                    mid 1978 [QCU]
    218   1.1     abs 				75 2BSD tapes shipped
    219   1.1     abs 2.7.9BSD		?? [SMS]
    220   1.1     abs 2.8BSD			1981-07-xx [KSJ]
    221   1.1     abs 
    222   1.1     abs 2.8.1BSD		1982-01-xx [QCU]
    223   1.1     abs 				set of performance improvements
    224   1.1     abs 2.9BSD			1983-07-xx [KSJ]
    225   1.1     abs 2.9.1BSD                1983-11-xx
    226   1.1     abs 2.9BSD-Seismo		1985-08-xx [SMS]
    227   1.1     abs 2.10BSD			1987-04-xx [KKK]
    228   1.1     abs 2.10.1BSD		1989-01-xx [SMS]
    229   1.1     abs 2.11BSD			1992-02-xx [SMS]
    230   1.6  itojun 2.11BSD rev #430	1999-12-13 [SMS]
    231   1.1     abs 
    232   1.1     abs 32V			1978-1[01]-xx [QCU]
    233   1.1     abs 3BSD                    late 1979 [QCU]
    234   1.1     abs 				virtual memory, page replacement,
    235   1.1     abs                         	demand paging
    236   1.1     abs 4.0BSD                  1980-10-xx
    237   1.1     abs 4.1BSD                  1981-06-xx
    238   1.1     abs 4.1aBSD                 1982-04-xx
    239   1.1     abs 				alpha release, 100 sites, networking [44B]
    240   1.1     abs 4.1bBSD				internal release, fast filesystem [44B]
    241   1.1     abs 4.1cBSD                 late 1982
    242   1.1     abs 				beta release, IPC [44B]
    243   1.1     abs 4.2BSD                  1983-09-xx [QCU]
    244   1.1     abs 4.3BSD                  1986-06-xx [QCU]
    245   1.1     abs 			1986-04-xx [KB]
    246   1.1     abs 4.3BSD Tahoe            1988-06-xx [QCU]
    247   1.1     abs 4.3BSD NET/1            1988-11-xx [QCU]
    248   1.1     abs 4.3BSD Reno             1990-06-xx [QCU], [DOC]
    249   1.1     abs 4.3BSD NET/2            1991-06-xx [QCU]
    250   1.7  itojun 
    251   1.7  itojun BSD/386 ALPHA		1991-12-xx [BSDI]
    252   1.7  itojun 				first code released to people outside BSDI
    253   1.1     abs 386BSD 0.0              1992-02-xx [DOC]
    254   1.7  itojun BSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
    255   1.7  itojun BSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
    256   1.7  itojun 386BSD 0.1              1992-07-28 [DOC]
    257   1.1     abs 4.4BSD Alpha            1992-07-07
    258   1.7  itojun BSD/386 0.9.3		1992-10-xx [BSDI]
    259   1.7  itojun 				first external gamma; G customers
    260   1.7  itojun BSD/386 0.9.4		1992-12-xx [BSDI]
    261   1.7  itojun 				would have been 1.0 except for request
    262   1.7  itojun 				for preliminary injunction
    263   1.7  itojun BSD/386 1.0 		1993-03-xx [BSDI]
    264   1.7  itojun 				injunction denied; first official release
    265   1.6  itojun NetBSD 0.8              1993-04-20 [NBD]
    266   1.1     abs 4.4BSD                  1993-06-01 [USE]
    267   1.1     abs NetBSD 0.9              1993-08-23 [NBD]
    268   1.8  itojun FreeBSD 1.0		1993-11-01 [FBD]
    269   1.7  itojun BSD/386 1.1		1994-02-xx [BSDI]
    270   1.1     abs 4.4BSD Lite             1994-03-01 [USE]
    271   1.6  itojun FreeBSD 1.1		1994-04-xx [FBD]
    272   1.6  itojun FreeBSD 1.1.5.1		1994-07-xx [FBD]
    273   1.6  itojun 				supersedes 1.1.5 3 days after release.
    274   1.6  itojun NetBSD 1.0              1994-10-26 [NBD]
    275   1.1     abs 386BSD 1.0              1994-11-12 [USE]
    276   1.6  itojun FreeBSD 2.0		1995-01-xx [FBD]
    277   1.7  itojun BSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
    278   1.7  itojun FreeBSD 2.0.5		1995-06-10 [FBD]
    279   1.7  itojun BSD/OS 2.0.1		1995-06-xx [BSDI]
    280   1.6  itojun 4.4BSD Lite Release 2	1995-06-xx [44B]
    281   1.6  itojun 				the true final distribution from the CSRG
    282   1.7  itojun FreeBSD 2.1.0		1995-11-19 [FBD]
    283   1.1     abs NetBSD 1.1              1995-11-26 [NBD]
    284   1.7  itojun BSD/OS 2.1		1996-01-xx [BSDI]
    285   1.7  itojun FreeBSD 2.1.5		1996-07-14 [FBD]
    286   1.1     abs NetBSD 1.2              1996-10-04 [NBD]
    287   1.1     abs OpenBSD 2.0             1996-10-18 [OBD]
    288   1.7  itojun FreeBSD 2.1.6		1996-11-16 [FBD]
    289   1.7  itojun FreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
    290  1.11  itojun Rhapsody		1997-xx-xx
    291   1.7  itojun FreeBSD 2.1.7		1997-02-20 [FBD]
    292   1.7  itojun BSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
    293   1.7  itojun FreeBSD 2.2.0		1997-03-16 [FBD]
    294   1.7  itojun FreeBSD 2.2.1		1997-03-25 [FBD]
    295   1.7  itojun FreeBSD 2.2.2		1997-05-16 [FBD]
    296   1.6  itojun NetBSD 1.2.1            1997-05-20 [NBD] (patch release)
    297   1.1     abs OpenBSD 2.1             1997-06-01 [OBD]
    298   1.7  itojun FreeBSD 2.2.5		1997-10-22 [FBD]
    299   1.1     abs OpenBSD 2.2             1997-12-01 [OBD]
    300   1.5     abs NetBSD 1.3              1998-01-04 [NBD]
    301   1.7  itojun FreeBSD 2.2.6		1998-03-25 [FBD]
    302   1.6  itojun NetBSD 1.3.1            1998-03-09 [NBD] (patch release)
    303   1.7  itojun BSD/OS 3.1		1998-03-xx [BSDI]
    304   1.1     abs OpenBSD 2.3             1998-05-19 [OBD]
    305   1.6  itojun NetBSD 1.3.2            1998-05-29 [NBD] (patch release)
    306   1.7  itojun FreeBSD 2.2.7		1998-07-22 [FBD]
    307   1.7  itojun BSD/OS 4.0		1998-08-xx [BSDI]
    308   1.7  itojun 				2-lock MP support, ELF executables
    309   1.6  itojun FreeBSD 3.0		1998-10-16 [FBD]
    310   1.7  itojun 				FreeBSD-3.0 is a snapshot from -current,
    311   1.7  itojun 				while 3.1 and 3.2 are from 3.x-stable which
    312   1.6  itojun 				was branched quite some time after 3.0-release
    313   1.1     abs FreeBSD 2.2.8           1998-11-29 [FBD]
    314   1.1     abs OpenBSD 2.4             1998-12-01 [OBD]
    315   1.6  itojun NetBSD 1.3.3            1998-12-23 [NBD] (patch release)
    316   1.6  itojun FreeBSD 3.1		1999-02-15 [FBD]
    317   1.7  itojun BSD/OS 4.0.1		1999-03-xx [BSDI]
    318   1.4     abs NetBSD 1.4              1999-05-12 [NBD]
    319   1.6  itojun FreeBSD 3.2             1999-05-17 [FBD]
    320   1.4     abs OpenBSD 2.5             1999-05-19 [OBD]
    321   1.6  itojun NetBSD 1.4.1            1999-08-26 [NBD] (patch release)
    322   1.6  itojun FreeBSD 3.3             1999-09-17 [FBD]
    323   1.6  itojun OpenBSD 2.6             1999-12-01 [OBD]
    324   1.6  itojun FreeBSD 3.4             1999-12-20 [FBD]
    325   1.7  itojun BSD/OS 4.1		1999-12-xx [BSDI]
    326   1.6  itojun FreeBSD 4.0             2000-03-13 [FBD]
    327   1.6  itojun NetBSD 1.4.2            2000-03-19 [NBD] (patch release)
    328   1.6  itojun OpenBSD 2.7             2000-06-15 [OBD]
    329   1.6  itojun FreeBSD 3.5		2000-06-24 [FBD]
    330   1.6  itojun FreeBSD 4.1		2000-07-27 [FBD]
    331   1.6  itojun FreeBSD 3.5.1		2000-07-28 [FBD]
    332   1.6  itojun FreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
    333   1.7  itojun FreeBSD 4.2  		2000-11-21 [FBD]
    334   1.7  itojun NetBSD 1.4.3		2000-11-25 [NBD] (patch release)
    335   1.7  itojun BSD/OS 4.2		2000-11-29 [BSDI]
    336   1.7  itojun OpenBSD 2.8		2000-12-01 [OBD]
    337   1.7  itojun NetBSD 1.5              2000-12-06 [NBD]
    338  1.11  itojun Mac OS X 10.0           2001-03-24 [APL]
    339   1.8  itojun FreeBSD 4.3  		2001-04-20 [FBD]
    340   1.8  itojun OpenBSD 2.9  		2001-06-01 [OBD]
    341  1.11  itojun NetBSD 1.5.1		2001-07-11 [NBD] (patch release)
    342  1.11  itojun NetBSD 1.5.2		2001-09-13 [NBD] (patch release)
    343  1.11  itojun FreeBSD 4.4  		2001-09-18 [FBD]
    344  1.11  itojun Mac OS X 10.1		2001-09-xx [APL]
    345   1.1     abs 
    346   1.1     abs 
    347   1.1     abs Bibliography
    348   1.1     abs ------------------------
    349   1.1     abs 
    350   1.1     abs Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
    351   1.1     abs Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating
    352   1.1     abs System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
    353   1.1     abs 
    354   1.1     abs Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
    355   1.1     abs Company, Inc., 1994. ISBN 0-201-54777-5
    356   1.1     abs 
    357   1.1     abs McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
    358   1.1     abs Quarterman. The Design and Implementation of the 4.4BSD Operating
    359   1.1     abs System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
    360   1.1     abs 
    361   1.1     abs Doug McIlroy. Research Unix Reader.
    362   1.1     abs 
    363   1.1     abs Michael G. Brown. The Role of BSD in the Development of Unix.
    364   1.1     abs Presented to the Tasmanian Unix Special Interest Group of the
    365   1.1     abs Australian Computer Society, Hobart, August 1993.
    366   1.1     abs 
    367   1.6  itojun Peter H. Salus. Unix at 25. Byte Magazine, October 1994.
    368   1.9  itojun URL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable)
    369   1.1     abs 
    370   1.1     abs Andreas Klemm, Lars Kller. If you're going to San Francisco ...
    371   1.1     abs Die freien BSD-Varianten von Unix. c't April 1997, page 368ff.
    372   1.1     abs 
    373   1.1     abs BSD Release Announcements collection.
    374   1.6  itojun URL: http://www.de.FreeBSD.org/de/ftp/releases/
    375   1.1     abs 
    376   1.1     abs BSD Hypertext Man Pages
    377   1.9  itojun URL: http://www.FreeBSD.org/cgi/man.cgi
    378   1.6  itojun 
    379   1.6  itojun UNIX history graphing project
    380   1.9  itojun URL: http://minnie.tuhs.org/Unix_History/index.html
    381   1.6  itojun 
    382   1.6  itojun UNIX history
    383   1.9  itojun URL: http://perso.wanadoo.fr/levenez/unix/
    384   1.1     abs 
    385   1.8  itojun James Howard: The BSD Family Tree
    386   1.9  itojun URL: http://www.daemonnews.org/200104/bsd_family.html
    387   1.8  itojun ("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
    388   1.8  itojun 
    389   1.8  itojun 
    390   1.1     abs Acknowledgments
    391   1.1     abs ---------------
    392   1.1     abs 
    393   1.6  itojun Josh Gilliam for suggestions, bug fixes, and finding very old
    394   1.1     abs original BSD announcements from Usenet or tapes.
    395   1.1     abs 
    396   1.1     abs Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
    397   1.1     abs 
    398   1.1     abs --
    399   1.8  itojun Copyright (c) 1997-2001 Wolfram Schneider <wosch (a] FreeBSD.ORG>
    400   1.7  itojun URL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree
    401   1.1     abs 
    402  1.11  itojun $FreeBSD: src/share/misc/bsd-family-tree,v 1.52 2001/09/28 17:18:10 wosch Exp $
    403  1.11  itojun $NetBSD: bsd-family-tree,v 1.11 2001/11/26 01:46:53 itojun Exp $
    404