[patch] xfsprogs: add debian linux-libc-dev build dependency

[Christoph Hellwig]

On Wed, Feb 01, 2012 at 10:07:08AM +1100, Nathan Scott wrote:
> Add a build dependency on linux-libc-dev, to ensure we build
> packages with have_fiemap set to true if the headers support
> it.  Noticed by Dave, some package builds didn't enable this
> when they should have.

Looks good,

Reviewed-by: Christoph Hellwig <hch at lst.de>