Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site rlgvax.UUCP Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!godot!harvard!seismo!rlgvax!guy From: guy@rlgvax.UUCP (Guy Harris) Newsgroups: net.lang.c Subject: Re: NULL pointers Message-ID: <463@rlgvax.UUCP> Date: Mon, 11-Feb-85 00:51:05 EST Article-I.D.: rlgvax.463 Posted: Mon Feb 11 00:51:05 1985 Date-Received: Tue, 12-Feb-85 06:03:07 EST References: <652@unmvax.UUCP> <453@rlgvax.UUCP> <8214@brl-tgr.ARPA> Distribution: net Organization: CCI Office Systems Group, Reston, VA Lines: 13 > > 11/40 or 11/45? The 11/40 didn't have separate I&D space, so the C > > startup code should have appeared at location 0, unless you were using > > something other than C. > > But what about sysfix? "sysfix" made split I/D space kernels out of kernels linked with "ld" (I had all my V6 experience on non-split-I&D space machines so I don't remember too much how it worked). It wasn't used on non-split-I&D space machines, nor was it used on user-mode code. Guy Harris {seismo,ihnp4,allegra}!rlgvax!guy