bsd-family-tree revision 92013
159769SgrogThe UNIX system family tree: Research and BSD 259769Sgrog--------------------------------------------- 324424Swosch 424424SwoschFirst Edition (V1) 524424Swosch | 624424SwoschSecond Edition (V2) 724424Swosch | 824424SwoschThird Edition (V3) 924424Swosch | 1024424SwoschFourth Edition (V4) 1124424Swosch | 1224424SwoschFifth Edition (V5) 1324424Swosch | 1424424SwoschSixth Edition (V6) -----* 1542704Swosch \ | 1642704Swosch \ | 1742704Swosch \ | 1824424SwoschSeventh Edition (V7) | 1942704Swosch \ | 2042704Swosch \ 1BSD 2142704Swosch 32V | 2242704Swosch \ 2BSD---------------* 2342704Swosch \ / | 2442704Swosch \ / | 2542704Swosch \/ | 2642704Swosch 3BSD | 2742704Swosch | | 2842704Swosch 4.0BSD 2.7.9BSD 2942704Swosch | | 3059769Sgrog 4.1BSD --------------> 2.8BSD 3159769Sgrog | | 3259769Sgrog 4.1aBSD -----------\ | 3359769Sgrog | \ | 3459769Sgrog 4.1bBSD \ | 3559769Sgrog | \ | 3659769Sgrog *------ 4.1cBSD --------------> 2.9BSD 3759769Sgrog / | | 3859769SgrogEighth Edition | 2.9BSD-Seismo 3924424Swosch | | | 4042704Swosch +----<--- 4.2BSD 2.9.1BSD 4124424Swosch | | | 4242704Swosch +----<--- 4.3BSD -------------> 2.10BSD 4324424Swosch | | / | 4442704SwoschNinth Edition | / 2.10.1BSD 4524424Swosch | 4.3BSD Tahoe-----+ | 4624424Swosch | | \ | 4724424Swosch | | \ | 4842704Swosch v | 2.11BSD 4925031SwoschTenth Edition | | 5059156Swosch | 2.11BSD rev #430 5125031Swosch 4.3BSD NET/1 | 5225031Swosch | v 5324424Swosch 4.3BSD Reno 5424424Swosch | 5524424Swosch *---------- 4.3BSD NET/2 -------------------+-------------* 5624424Swosch | | | | 5771231Sitojun386BSD 0.0 | | BSD/386 ALPHA 5824424Swosch | | | | 5971231Sitojun386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 6025031Swosch | \ | 4.4BSD Alpha | 6171231Sitojun | 386BSD 1.0 | | BSD/386 0.9.[34] 6224424Swosch | | 4.4BSD | 6325031Swosch | | / | | 6425031Swosch | | 4.4BSD-Encumbered | | 6571231Sitojun | NetBSD 0.8 | BSD/386 1.0 6625031Swosch | | | | 6771231SitojunFreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1 6870110Swosch | | .----- 4.4BSD Lite | 6970110SwoschFreeBSD 1.1 | / / | \ | 7070110Swosch | | / / | \ | 7170110SwoschFreeBSD 1.1.5 .---|--------' / | \ | 7270110Swosch | / | / | \ | 7370110SwoschFreeBSD 1.1.5.1 / | / | \ | 7470110Swosch | / NetBSD 1.0 <-' | \ | 7570110Swosch | / | | \ | 7670110SwoschFreeBSD 2.0 <--' | | BSD/OS 2.0 7770110Swosch | \ | | 7870110SwoschFreeBSD 2.0.5 \ | BSD/OS 2.0.1 7980675Sasmodai | .-----\------------- 4.4BSD Lite2 | 8080675Sasmodai | | \ | | | | | 8180675Sasmodai | | .-----|------Rhapsody | | | | 8280675Sasmodai | | | | NetBSD 1.3 | | | 8380675Sasmodai | | | | OpenBSD 2.3 | | 8480675Sasmodai | | | | BSD/OS 3.0 | 8580675SasmodaiFreeBSD 2.1 | | | | 8680675Sasmodai | | | | NetBSD 1.1 ------. BSD/OS 2.1 8780675Sasmodai | FreeBSD 2.1.5 | | | \ | 8880675Sasmodai | | | | NetBSD 1.2 \ BSD/OS 3.0 8980675Sasmodai | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 9080675Sasmodai | | | | | \ | | 9180675Sasmodai | FreeBSD 2.1.6.1 | | | \ | | 9280675Sasmodai | | | | | \ | | 9380675Sasmodai | FreeBSD 2.1.7 | | | | | | 9480675Sasmodai | | | | | NetBSD 1.2.1 | | 9580675Sasmodai | FreeBSD 2.1.7.1 | | | | | 9680675Sasmodai | | | | | | 9780675Sasmodai | | | | | | 9880675Sasmodai *-FreeBSD 2.2 | | | | | 9980675Sasmodai | \ | | | | | 10080675Sasmodai | FreeBSD 2.2.1 | | | | | 10180675Sasmodai | | | | | | | 10280675Sasmodai | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 10380675Sasmodai | | | | | | | 10480675Sasmodai | FreeBSD 2.2.5 | | | | | 10580675Sasmodai | | | | | OpenBSD 2.2 | 10680675Sasmodai | | | | NetBSD 1.3 | | 10780675Sasmodai | FreeBSD 2.2.6 | | | | | | 10880675Sasmodai | | | | | NetBSD 1.3.1 | BSD/OS 3.1 10980675Sasmodai | | | | | | OpenBSD 2.3 | 11080675Sasmodai | | | | | NetBSD 1.3.2 | | 11180675Sasmodai | FreeBSD 2.2.7 | | | | | | 11280675Sasmodai | | | | | | | BSD/OS 4.0 11380675Sasmodai | v | | | | | | 11480675Sasmodai | FreeBSD 2.2.8 | | | | | | 11580675Sasmodai | | | | | OpenBSD 2.4 | 11680675SasmodaiFreeBSD 3.0 <--------* | | v | | 11780675Sasmodai | | | NetBSD 1.3.3 | | 11880675Sasmodai *---FreeBSD 3.1 | | | | 11980675Sasmodai | | | | | BSD/OS 4.0.1 12080675Sasmodai | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 12180675Sasmodai | | | | | | | | | 12280675Sasmodai | | | | | | | | | 12380675Sasmodai | | | | | | | | | 12480675Sasmodai | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 12580675Sasmodai | | | | | | | OpenBSD 2.6 | 12680675Sasmodai | FreeBSD 3.4 | | | | | | | 12780675Sasmodai | | | | | | | | BSD/OS 4.1 12880675SasmodaiFreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 12980675Sasmodai | | | | | | | | | 13080675Sasmodai | | | | | | | | | 13180675Sasmodai | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 13280675Sasmodai | | | | | | | | | 13380675Sasmodai | FreeBSD 3.5.1 | | | | | | | 13480675Sasmodai | | | | | | | | 13580675Sasmodai *---FreeBSD 4.1 | | | | | | | 13680675Sasmodai | | | | (?) | | | | 13780675Sasmodai | FreeBSD 4.1.1 | | / | | | | 13880675Sasmodai | | | | / | v | | 13980675Sasmodai | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 14087200Swosch | | Mac OS X | | OpenBSD 2.8 BSD/OS 4.2 14187200Swosch | | | | v | | 14287200Swosch | | | | | | 14380675Sasmodai | | 10.0 NetBSD 1.5 | | 14480675Sasmodai | FreeBSD 4.3 | | | | v 14580675Sasmodai | | | | v OpenBSD 2.9 14680675Sasmodai | | | | NetBSD 1.5.1 | 14784087Swosch | | | | | | 14884087Swosch | FreeBSD 4.4 | | NetBSD 1.5.2 | 14987200Swosch | | | | | | 15088698Swosch | | | | v OpenBSD 3.0 15188698Swosch | FreeBSD 4.5 | | | 15288698Swosch | | | | | 15388698Swosch | v | | | 15480675Sasmodai | | | | 15580675SasmodaiFreeBSD 5.0-current | NetBSD -current OpenBSD -current 15680675Sasmodai | | | | 15780675Sasmodai v | v v 15880675Sasmodai Mac OS X 15980675Sasmodai 10.1 16024424Swosch 16124424SwoschTime 16224424Swosch---------------- 16324424Swosch 16469277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 16569277Sasmodaiwas the announcement in Usenet or if it was available as tape. 16624424Swosch 16725031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 16825031Swosch and John Quarterman. The Design and Implementation of 16925031Swosch the 4.4BSD Operating System. 17080675Sasmodai[APL] Apple website [http://www.apple.com/macosx/] 17125031Swosch[DOC] README, COPYRIGHT on tape. 17225031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 17325031Swosch[U25] Peter H. Salus. Unix at 25. 17425031Swosch[USE] Usenet announcement. 17525031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 17625031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 17725031Swosch Distribution UNIX Version 2.9, July, 1983. 17825031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 17925031Swosch Volume 11, Info 4, April, 1987. 18025031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 18125031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 18225031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 18338440Sjkh[FBD] FreeBSD Project, The. 18445349Swosch[NBD] NetBSD Project, The. 18545349Swosch[OBD] OpenBSD Project, The. 18642704Swosch[dmr] Dennis Ritchie, via E-Mail 18770110Swosch[BSDI] Berkeley Software Design, Inc. 18825031Swosch 18924424SwoschMultics 1965 19059769SgrogUNIX Summer 1969 19125031Swosch DEC PDP-7 19225031SwoschFirst Edition 1971-11-03 [QCU] 19325031Swosch DEC PDP-11/20, Assembler 19425031SwoschSecond Edition 1972-06-12 [QCU] 19559769Sgrog 10 UNIX installations 19625031SwoschThird Edition 1973-02-xx [QCU] 19725031Swosch Pipes, 16 installations 19825031SwoschFourth Edition 1973-11-xx [QCU] 19925031Swosch rewriting in C effected, 20024424Swosch above 30 installations 20125031SwoschFifth Edition 1974-06-xx [QCU] 20225031Swosch above 50 installations 20325031SwoschSixth Edition 1975-05-xx [QCU] 20425031Swosch port to DEC Vax 20525031SwoschSeventh Edition 1979-01-xx [QCU] 20659769Sgrog first portable UNIX 20759769SgrogEighth Edition 1985-02-xx [QCU] 20842704Swosch VAX 11/750, VAX 11/780 [dmr] 20942704Swosch descended from 4.1c BSD [dmr] 21042704Swosch descended from 4.1 BSD [44B] 21170110Swosch scooping-out and replacement of the character-device 21242704Swosch and networking part by the streams mechanism 21342704Swosch 21425031SwoschNinth Edition 1986-09-xx [QCU] 21525031SwoschTenth Edition 1989-10-xx [QCU] 21624424Swosch 21725031Swosch1BSD late 1977 21825031Swosch 1978-03-09 [QCU] 21925031Swosch PDP-11, Pascal, ex(1) 22025031Swosch 30 free copies of 1BSD sent out 22125031Swosch 35 tapes sold for 50 USD [QCU] 22225031Swosch2BSD mid 1978 [QCU] 22325031Swosch 75 2BSD tapes shipped 22425031Swosch2.7.9BSD ?? [SMS] 22525031Swosch2.8BSD 1981-07-xx [KSJ] 22624424Swosch 22725031Swosch2.8.1BSD 1982-01-xx [QCU] 22825031Swosch set of performance improvements 22925031Swosch2.9BSD 1983-07-xx [KSJ] 23025031Swosch2.9.1BSD 1983-11-xx 23125031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 23225031Swosch2.10BSD 1987-04-xx [KKK] 23325031Swosch2.10.1BSD 1989-01-xx [SMS] 23425031Swosch2.11BSD 1992-02-xx [SMS] 23559156Swosch2.11BSD rev #430 1999-12-13 [SMS] 23625031Swosch 23725031Swosch32V 1978-1[01]-xx [QCU] 23825031Swosch3BSD late 1979 [QCU] 23925031Swosch virtual memory, page replacement, 24025031Swosch demand paging 24125031Swosch4.0BSD 1980-10-xx 24289981Sjoe4.1BSD 1981-07-08 [DOC] 24325031Swosch4.1aBSD 1982-04-xx 24425031Swosch alpha release, 100 sites, networking [44B] 24525031Swosch4.1bBSD internal release, fast filesystem [44B] 24624424Swosch4.1cBSD late 1982 24725031Swosch beta release, IPC [44B] 24825031Swosch4.2BSD 1983-09-xx [QCU] 24989981Sjoe 1983-08-03 [DOC] 25025031Swosch4.3BSD 1986-06-xx [QCU] 25189981Sjoe 1986-04-05 [KB], [DOC] 25289981Sjoe4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 25325031Swosch4.3BSD NET/1 1988-11-xx [QCU] 25489981Sjoe 1989-01-01 [DOC] 25589981Sjoe4.3BSD Reno 1990-06-29 [QCU], [DOC] 25689981Sjoe4.3BSD NET/2 1991-06-28 [QCU], [DOC] 25770110Swosch 25871231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 25970110Swosch first code released to people outside BSDI 26025031Swosch386BSD 0.0 1992-02-xx [DOC] 26171231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 26271231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 26369278Sasmodai386BSD 0.1 1992-07-28 [DOC] 26425031Swosch4.4BSD Alpha 1992-07-07 26571231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 26670110Swosch first external gamma; G customers 26771231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 26870110Swosch would have been 1.0 except for request 26970110Swosch for preliminary injunction 27071231SitojunBSD/386 1.0 1993-03-xx [BSDI] 27170110Swosch injunction denied; first official release 27257000SwoschNetBSD 0.8 1993-04-20 [NBD] 27325031Swosch4.4BSD 1993-06-01 [USE] 27445349SwoschNetBSD 0.9 1993-08-23 [NBD] 27578270SnikFreeBSD 1.0 1993-11-01 [FBD] 27671231SitojunBSD/386 1.1 1994-02-xx [BSDI] 27725031Swosch4.4BSD Lite 1994-03-01 [USE] 27838440SjkhFreeBSD 1.1 1994-04-xx [FBD] 27938440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 28049392Swosch supersedes 1.1.5 3 days after release. 28157000SwoschNetBSD 1.0 1994-10-26 [NBD] 28238440Sjkh386BSD 1.0 1994-11-12 [USE] 28338440SjkhFreeBSD 2.0 1995-01-xx [FBD] 28470110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 28569278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 28670110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 28725031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 28825031Swosch the true final distribution from the CSRG 28969278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 29045349SwoschNetBSD 1.1 1995-11-26 [NBD] 29170110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 29269278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 29345349SwoschNetBSD 1.2 1996-10-04 [NBD] 29445349SwoschOpenBSD 2.0 1996-10-18 [OBD] 29569278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 29669278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 29780675SasmodaiRhapsody 1997-xx-xx 29869278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 29970110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 30069278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 30169278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 30269278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 30357000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 30445349SwoschOpenBSD 2.1 1997-06-01 [OBD] 30569277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 30645349SwoschOpenBSD 2.2 1997-12-01 [OBD] 30766542SitojunNetBSD 1.3 1998-01-04 [NBD] 30869277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 30957000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 31070110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 31145349SwoschOpenBSD 2.3 1998-05-19 [OBD] 31257000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 31369277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 31470110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 31570110Swosch 2-lock MP support, ELF executables 31642589SwoschFreeBSD 3.0 1998-10-16 [FBD] 31770110Swosch FreeBSD-3.0 is a snapshot from -current, 31870110Swosch while 3.1 and 3.2 are from 3.x-stable which 31946321Swosch was branched quite some time after 3.0-release 32045349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 32145349SwoschOpenBSD 2.4 1998-12-01 [OBD] 32257000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 32346318SwoschFreeBSD 3.1 1999-02-15 [FBD] 32470110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 32556406SwoschNetBSD 1.4 1999-05-12 [NBD] 32655389SbillfFreeBSD 3.2 1999-05-17 [FBD] 32755389SbillfOpenBSD 2.5 1999-05-19 [OBD] 32857000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 32955389SbillfFreeBSD 3.3 1999-09-17 [FBD] 33055389SbillfOpenBSD 2.6 1999-12-01 [OBD] 33155389SbillfFreeBSD 3.4 1999-12-20 [FBD] 33270110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 33358448SwoschFreeBSD 4.0 2000-03-13 [FBD] 33458448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 33565412SwoschOpenBSD 2.7 2000-06-15 [OBD] 33664612SalexFreeBSD 3.5 2000-06-24 [FBD] 33764612SalexFreeBSD 4.1 2000-07-27 [FBD] 33865411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 33965974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 34069277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 34169277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 34270119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 34369277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 34470111SwoschNetBSD 1.5 2000-12-06 [NBD] 34580675SasmodaiMac OS X 10.0 2001-03-24 [APL] 34675833SwoschFreeBSD 4.3 2001-04-20 [FBD] 34778867SitojunOpenBSD 2.9 2001-06-01 [OBD] 34879603SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 34984087SwoschNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 35083686SobrienFreeBSD 4.4 2001-09-18 [FBD] 35180675SasmodaiMac OS X 10.1 2001-09-xx [APL] 35287201SwoschOpenBSD 3.0 2001-12-01 [OBD] 35392013SwoschFreeBSD 4.5 2002-01-29 [FBD] 35424424Swosch 35525031Swosch 35624424SwoschBibliography 35724424Swosch------------------------ 35824424Swosch 35924424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 36024424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 36124424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 36224424Swosch 36324424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 36424424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 36524424Swosch 36624424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 36724424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 36824424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 36924424Swosch 37025031SwoschDoug McIlroy. Research Unix Reader. 37125031Swosch 37224424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 37324424SwoschPresented to the Tasmanian Unix Special Interest Group of the 37424424SwoschAustralian Computer Society, Hobart, August 1993. 37524424Swosch 37659769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 37779514SitojunURL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable) 37824424Swosch 37925031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 38025031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 38125031Swosch 38225031SwoschBSD Release Announcements collection. 38359769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 38425031Swosch 38531658SwoschBSD Hypertext Man Pages 38679514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi 38731658Swosch 38859769SgrogUNIX history graphing project 38979514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html 39059769Sgrog 39165415SwoschUNIX history 39279514SitojunURL: http://perso.wanadoo.fr/levenez/unix/ 39365415Swosch 39475834SwoschJames Howard: The BSD Family Tree 39579514SitojunURL: http://www.daemonnews.org/200104/bsd_family.html 39675834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 39775834Swosch 39875834Swosch 39925031SwoschAcknowledgments 40025031Swosch--------------- 40125031Swosch 40259769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 40325031Swoschoriginal BSD announcements from Usenet or tapes. 40425031Swosch 40531658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 40625031Swosch 40724424Swosch-- 40872877SwoschCopyright (c) 1997-2001 Wolfram Schneider <wosch@FreeBSD.ORG> 40967388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree 41042589Swosch 41150970Speter$FreeBSD: head/share/misc/bsd-family-tree 92013 2002-03-10 18:57:44Z wosch $ 412