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Date:	Mon, 27 Nov 2000 11:55:10 +0100
From:	Corinna Vinschen <vinschen AT redhat DOT com>
Reply-To:	cygwin <cygwin AT cygwin DOT com>
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To:	cygwin <cygwin AT cygwin DOT com>
Subject:	Re: Missing inet_aton - Unsupported IP_HDRINCL
References:	<008201c055b9$c8db4d60$04e2f4d8 AT yeeha>

Hugh wrote:
> The problem is: I decided to port some short program that calls inet_aton.
> The function proto is in the header included in cygwin package
> 
> cygwin\usr\include\arpa\inet.h
> #ifndef __INSIDE_CYGWIN_NET__
> unsigned long  inet_addr (const char *);
> int   inet_aton (const char *, struct in_addr *);   <<<======== HERE

I have implemented this now. It appears in the 20001125 developer
snapshot.

> Now lets go to the IP_HDRINCL (this has to do with cygwin (blame on
> Miscros**t) ). IP_HDRINCL is undeclared so i decided to declare it but
> cygwins dll complaints about this being an invalid argument for setsockopt,
> which is reasonable. 1)does it have something to do with most of the windows
> platforms (lets say winsocks) not supporting this option? 

Yes.

> 2)Ive read only
> Windows 2000 (not even NT) supports IP_HDRINCL. Has anyone tried it on W2K?

It's not documented in MSDN.

Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin AT cygwin DOT com
Red Hat, Inc.
mailto:vinschen AT redhat DOT com

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