From mboxrd@z Thu Jan 1 00:00:00 1970 From: cowan@mercury.ccil.org (John Cowan) Date: Mon, 2 Jun 2014 10:24:48 -0400 Subject: [TUHS] Gnu/Stallman (was Bugs in V6 'dcheck') In-Reply-To: References: <201406020209.s5229Q5o006174@stowe.cs.dartmouth.edu> Message-ID: <20140602142446.GM18282@mercury.ccil.org> Ronald Natalie scripsit: > Still with all it's flaws, on the 286 and later UNIX actually did run in > protected mode, something it took ages for DOS/Windows (one can argue > backwards compatibility with the early processors) or Apple (no excuse > here, the early Macs were 68000's which had protection) to pick up upon. The original Mac 128K was a 68000 processor, and IIRC memory protection didn't arrive until the 68020. -- John Cowan http://www.ccil.org/~cowan cowan at ccil.org 'Tis the Linux rebellion / Let coders take their place, The Linux-nationale / Shall Microsoft outpace, We can write better programs / Our CPUs won't stall, So raise the penguin banner of / The Linux-nationale. --Greg Baker