Date: Mon, 24 Feb 92 09:45:40 EST From: DJ Delorie To: eet DOT holden AT sequent DOT cc DOT hull DOT ac DOT uk Cc: djgpp AT sun DOT soe DOT clarkson DOT edu Subject: Running on a 486 Status: O >set 387=YES variable). Could it be something to do with A20 gating, and if >so, are there any options to select the one that's needed? I couldn't see >any options to GO32 that fit into this catergory. The safest way to deal with A20 is to ensure that you have version 1.05 of djgpp, and install himem.sys on your machine. This causes it to use himem's A20 handler. DJ dj AT ctron DOT com Life is a banana.