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List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: =?utf-8?b?UGV0ZXIgV2VpbmJlcmdlciAo5rip5Y2a5qC8KSB2aWEgVFVIUw==?= Reply-To: =?UTF-8?B?UGV0ZXIgV2VpbmJlcmdlciAo5rip5Y2a5qC8KQ==?= X-Spam: Yes and the folks from PARC wanted a more RPC-based open OS, according to my not-yet-fully-retrieved memories. On Tue, Aug 6, 2024 at 2:40=E2=80=AFAM wrote: > > segaloco via TUHS wrote: > > > Another way to put it would be as a chicken and egg, which came first, = ... > > ..., or the ongoing need for UNIX standardization finding sponsorship > > by the working groups, IEEE, etc.? > > This. > > Try to understand what things were like at the time. There were > a ton of competing Unix systems, all different: > > - IBM: AIX on the mainframe and PS/2, which were different from > AIX on the RT/PC and later RS/6000 (workstations). > > - DEC: Ultrix on minicomputers and microvaxen, and later on MIPS > based workstations > > - Data General: DG/UX on their minicomputers. > > - Pyramid: A BSD/System V hybrid RISC minicomputer > > - Sun: Workstations, 680x0 based and later SPARC based, and servers. > Initially BSD based, later SVR4 based. > > - Workstations from HP, Tektronix, NBI, others I've probably forgotten, > 3B2 and 3B1/Unix PC from AT&T... The list goes on and on and on. > > Things split roughly along BSD/System V lines, but code wasn't portable. > Did you use bcopy() or memcpy()? index() or strchr()? There was lots > of mixing and matching happening, too. > > There was a crying need for a standard. The mess is what begot GNU > Autoconf, which made a difference at the time. Having the ANSI C standard > also helped. > > HTH, > > Arnold