Date: Sun, 8 Jun 1997 12:42:09 -0400 (EDT)
Message-Id: <199706081642.MAA18239@delorie.com>
From: DJ Delorie <dj AT delorie DOT com>
To: brennan AT mack DOT rt66 DOT com
CC: djgpp AT delorie DOT com
In-reply-to: <5nbq0j$kfo$1@mack.rt66.com> (brennan@mack.rt66.com)
Subject: Re: Please help me: OS3.c(.text+0x8e): undefined reference to `_iob'??
Precedence: bulk


> _iob is the array of FILE structs that Borland's stdio allocates from.
> _iob[0] thru _iob[2] represent stdin, stdout, & stderr.

No, _iob[] is the djgpp 1.12 method for referencing standard FILE*
structures.

> But, DJGPP uses specific FILE structs for those, namely __dj_stdin, ...etc.
> Solution... I dunno. I guess you could do:
> FILE *_iob[3] = { stdin, stdout, stderr };
> but that's kinda yuckers.

This program might crash, because the contents and sizes of the
structures has changed in V2, so _iob[1] is not the right pointer
(pre-compiled libraries won't read the new headers).