xfs_db: port the iunlink command to use the libxfs iunlink function

Now that we've ported the kernel's iunlink code to userspace, adapt the
debugger command to use it instead of duplicating the logic.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
2 files changed