extern xfs_buf_t *xfs_buf_read(xfs_buftarg_t *, xfs_off_t, size_t,
xfs_buf_flags_t);
-extern xfs_buf_t *xfs_buf_get_empty(size_t, xfs_buftarg_t *);
+struct xfs_buf *xfs_buf_alloc(struct xfs_buftarg *, xfs_off_t, size_t,
+ xfs_buf_flags_t);
extern void xfs_buf_set_empty(struct xfs_buf *bp, size_t len);
extern xfs_buf_t *xfs_buf_get_uncached(struct xfs_buftarg *, size_t, int);
extern int xfs_buf_associate_memory(xfs_buf_t *, void *, size_t);