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Branden Robinson" Cc: seth.i.mcdonald@gmail.com, Alejandro Colomar , Seth McDonald , linux-man@vger.kernel.org Subject: Re: Is 2.11BSD < 4BSD? It depends. In-Reply-To: <20251230072231.cbsmcowvonavhd4c@illithid> References: <1477de655f76e1e6e85c12cb03c068b120704511.1767072049.git.sethmcmail@pm.me> <87zf70xxog.fsf@gmail.com> <20251230072231.cbsmcowvonavhd4c@illithid> Date: Mon, 29 Dec 2025 23:35:55 -0800 Message-ID: <87pl7wxvz8.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-man@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain "G. Branden Robinson" writes: > At 2025-12-29T22:59:11-0800, Collin Funk wrote: >> It actually existed before 4.4BSD. It existed in 2.11BSD at least [1]. > 2BSD however was not abandoned as soon as 3BSD or even 4BSD showed up. > Some people still had PDP-11s around. And thanks to (Open)SIMH, we can > all still run one if we choose. > > Features from 3,4BSD got backported to 2BSD, which eventually stabilized > its minor version number at "11", I suspect because that was > irresibility useful to characterize the system's only supported target > architecture. Oh, right. The source I linked has a 1995 date on it that I missed. I would have realized the mistake if I had, since 4.4BSD is from 1992 or 1993. 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