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From: =?UTF-8?Q?Ren=c3=a9_Berber?= <rene DOT berber AT gmail DOT com>
Subject: Re: FD_SETSIZE and sizeof(fd_set)
Date: Wed, 22 Jun 2016 18:19:18 -0500
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On 6/22/2016 5:19 PM, Steven Bardwell wrote:

> I am running into a problem with the fd_set structure that someone may know the answer to. 
> 
> I would like to be able to call select() on more than 64 open files, so I have done the following:
> 
> 1)   the include section of the program has the code:
> 
> #undef FD_SETSIZE
> #define FD_SETSIZE 256
> #include <sys/types.h>

Wrong include file, use

#include <sys/select.h>

(which is the one that actually has the definition of fd_set, and uses
FD_SETSIZE).
-- 
René Berber


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