Re: Implicit declaration of function 'writev'
Re: Implicit declaration of function 'writev'
- Subject: Re: Implicit declaration of function 'writev'
- From: Paul Russell <email@hidden>
- Date: Wed, 12 Jan 2011 18:32:11 +0000
If you look carefully at the man page you should see that you need:
#include <sys/uio.h>
Paul
On 12 Jan 2011, at 18:14, Jonathon Kuo wrote:
> Xcode 3.2.5, OSX 10.6.5, Cocoa, gcc 4.2.1
>
> The man page for writev(2) says to include unistd.h:
>
> #import <unistd.h>
> . . .
> writev( ... ); warning: implicit declaration of function 'writev'
>
> The linker resolves it, but why is the compiler warning about this, and how do I silence it?
>
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