From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=MAILING_LIST_MULTI, NICE_REPLY_A,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 26584 invoked from network); 6 Apr 2021 17:33:08 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 6 Apr 2021 17:33:08 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 1FCD79CAEF; Wed, 7 Apr 2021 03:33:05 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id DFFE79C723; Wed, 7 Apr 2021 03:32:40 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id 4EECF9C723; Wed, 7 Apr 2021 03:32:38 +1000 (AEST) Received: from mail.kaybuena.com (rrcs-71-42-153-194.sw.biz.rr.com [71.42.153.194]) by minnie.tuhs.org (Postfix) with ESMTPS id C070F9C722 for ; Wed, 7 Apr 2021 03:32:37 +1000 (AEST) Received: from [192.168.147.6] (4dot2 [71.42.153.195]) by mail.kaybuena.com (8.15.2/8.15.2) with ESMTP id 136HWZbQ3100258 for ; Tue, 6 Apr 2021 12:32:36 -0500 To: tuhs@minnie.tuhs.org References: From: Charles H Sauer Message-ID: <04e60d98-22e3-acb5-686f-93af1f7e2825@technologists.com> Date: Tue, 6 Apr 2021 12:32:35 -0500 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.2 (mail.kaybuena.com [71.42.153.194]); Tue, 06 Apr 2021 12:32:36 -0500 (CDT) Subject: Re: [TUHS] PC Unix (had been How to Kill a Technical Conference X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" For much of my last few years at IBM, my uucp machine, ibmchs, was an AT running Xenix, probably that version of Xenix. On 4/6/2021 12:09 PM, Clem Cole wrote: > Doug -- IIRC IBM private-labeled a Microsoft put out a version of Xenix, > although I think it required an PC/AT (286) > ᐧ > > On Tue, Apr 6, 2021 at 11:36 AM M Douglas McIlroy > > wrote: > > > I wonder. IBM introduced the IBM PC in August of 1981. > > That was years after a non-memory managed version of > > Unix was created by Heinze Lycklama,  LSX. Is anyone > > on this list familiar with Bell Labs management thoughts > > on  selling IBM on LSX rather than "dos"? > > IBM famously failed to buy the well-established CP/M in > 1980. (CP/M had been introduced in 1974, before the > advent of the LSI-11 on which LSX ran.) By then IBM had > settled on Basic and Intel.  I do not believe they ever > considered Unix and DEC, nor that AT&T considered > selling to IBM. (AT&T had--fortunately--long since been > rebuffed in an attempt to sell to DEC.) > > Doug > -- voice: +1.512.784.7526 e-mail: sauer@technologists.com fax: +1.512.346.5240 Web: https://technologists.com/sauer/ Facebook/Google/Skype/Twitter: CharlesHSauer