[FFmpeg-devel] [PATCH]configure: Check for msghdr struct

[Moritz Barsnick]

On Tue, Mar 01, 2016 at 14:00:14 +0100, Moritz Barsnick wrote:
> Possibly only the first one. I assumed that CMSG_SPACE was related, but
> that was my mind running amok.

Actually, other sources hint that they are all related, defined as
X/Open Unix Extensions. And these need to be enabled under Solaris (or
at least under this very old one). The first mentioned link quotes from
Solaris's sources:

> application writers wishing to use any functions specified as X/Open
> UNIX Extension must define _XOPEN_SOURCE and
> _XOPEN_SOURCE_EXTENDED=1. The Sun internal macro _XPG4_2 should not
> be used in its place as unexpected results may occur.

Moritz