# define BIO_END_IO_RETURN(rc) return rc
#endif /* HAVE_2ARGS_BIO_END_IO_T */
-/* 2.6.29 API change */
-#ifdef HAVE_BIO_RW_SYNCIO
-# define DIO_RW_SYNCIO BIO_RW_SYNCIO
-#else
-# define DIO_RW_SYNCIO BIO_RW_SYNC
-#endif /* HAVE_BIO_RW_SYNCIO */
-
/* 2.6.28 API change */
#ifdef HAVE_OPEN_BDEV_EXCLUSIVE
# define vdev_bdev_open(path, md, hld) open_bdev_exclusive(path, md, hld)