From: Bill Currie Newsgroups: comp.os.msdos.djgpp Subject: Re: Null page Protection Date: Tue, 04 Aug 1998 19:46:48 +1200 Organization: NetLink Wellington, New Zealand. Lines: 12 Message-ID: <35C6BC68.2ACC2E5@taniwha.tssc.co.nz> References: NNTP-Posting-Host: nzlu02.tssc.co.nz Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Precedence: bulk Gurunandan R. Bhat wrote: > But aren't all DJGPP images loaded in extended memory where the only > thing you can clobber in the null page is your own code. What advantages > does it serve in these situations, if any. Yes, but you still want to know when your code is wrong, don't you? Anyway, it saves you from getting really strange bugs in your program caused by grabbing data from a null pointer. Bill -- Leave others their otherness.