From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= <roger.pau@entel.upc.edu>
Subject: Re: [PATCH 1 of 5] blktap: remove HAVE_BYTESWAP_H
 checking, since it's defined by qemu
Date: Mon, 19 Dec 2011 12:26:17 +0100
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To: Ian Campbell <Ian.Campbell@citrix.com>
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2011/12/19 Ian Campbell <Ian.Campbell@citrix.com>:
> I think this is the correct option. No need to undef stuff. There is
> only one other include of byteswap.h in blktap.
>

On uclibc, byteswap.h gets included by default, because _GNU_SOURCE
implies _BSD_SOURCE there. One solution is to add _POSIX_SOURCE, which
prevents the addition of _BSD_SOURCE.