[Intel-gfx] NetBSD build fixes

[Chris Wilson]

On Mon, Jan 26, 2015 at 12:25:39PM +0000, Patrick Welche wrote:
> I found the first three patches useful when trying to build
> xf86-video-intel on NetBSD-current. The fourth is a coverty
> fix.

Applied the first 3. I am dubious about the last - it looks like it is
a false positive, but maybe I am just confused.

Thanks,
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre