[PATCH] remove gnuisms from diff source

[Bernhard Fischer]

On Thu, May 18, 2006 at 08:50:11PM -0400, Rich Felker wrote:
>u_int is nonstandard bsd/gnuism and just shorthand
>_PATH_DEVNULL is a gnuism and useless since /dev/null is the same
>everywhere (and is required by posix)

We have bb_dev_null and should use that.

Anyone interrested to quickly grep through the src to see if everybody
uses bb_dev_null and fix eventual occurances? :)

I'll replace _PATH_DEVNULL with bb_dev_null throughout trunk shortly..
>
>both break compilation on my system. this patch fixes it and should
>work everywhere.
>
>rich
>

Applied.