early BSD Unix distributions

GPTKB entity

Predicate	Object
gptkbp:instanceOf	operating system distribution
gptkbp:basedOn	gptkb:UNIX
gptkbp:component	gptkb:Berkeley_Fast_File_System_(FFS) gptkb:Berkeley_sockets_API gptkb:sendmail gptkb:termcap_library gptkb:ex/vi_text_editor
gptkbp:developedBy	gptkb:University_of_California,_Berkeley
gptkbp:distributedBy	magnetic tape
gptkbp:firstReleased	1977
https://www.w3.org/2000/01/rdf-schema#label	early BSD Unix distributions
gptkbp:influenced	gptkb:macOS gptkb:NeXTSTEP gptkb:SunOS gptkb:Darwin_(operating_system)
gptkbp:license	proprietary (AT&T UNIX source license required)
gptkbp:notableContributor	gptkb:Bill_Joy gptkb:Marshall_Kirk_McKusick
gptkbp:notableFeature	gptkb:C_shell_(csh) gptkb:vi_editor gptkb:TCP/IP_networking_stack_(in_4.2BSD) job control virtual memory (in 3BSD and later)
gptkbp:notableRelease	gptkb:1BSD gptkb:4BSD gptkb:3BSD gptkb:2BSD
gptkbp:platform	gptkb:PDP-11 gptkb:VAX
gptkbp:successor	gptkb:FreeBSD gptkb:NetBSD gptkb:OpenBSD
gptkbp:bfsParent	gptkb:BSD_4-Clause_License
gptkbp:bfsLayer	7