From: "A. Sinan Unur" <sinan DOT unur AT cornell DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Getting a size unknown error w/dpmi.h struct
Date: Wed, 17 Sep 1997 22:10:10 -0500
Organization: Cornell University
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csantill AT lausd DOT k12 DOT ca DOT us wrote:
> 
> from: csantill AT lausd DOT k12 DOT ca DOT us
> 
> I want to be able to detect the available memory in my programs
> using _go32_dpmi_get_free_memory_information but the I try init
> a struct to hold the information received from the func but
> I get a 'size unknown' error at compilation. Here's my source:
> 
>     ---------------------------------------------------------------
> #include <stdio.h>
> #include <dos.h>
> #include <dpmi.h>
> #include <conio.h>
> 

did you try including go32.h? also, i am not sure about this, but
comment lines like:

//**** etc

may give you problems with C source.

  -- Sinan