Integrated Edon-R hash function.

@@ -65,10 +65,11 @@
         ZIO_CHECKSUM_ZILOG,
         ZIO_CHECKSUM_FLETCHER_2,
         ZIO_CHECKSUM_FLETCHER_4,
         ZIO_CHECKSUM_SHA256,
         ZIO_CHECKSUM_ZILOG2,
+        ZIO_CHECKSUM_EDONR512_256,
         ZIO_CHECKSUM_FUNCTIONS
 };
 
 enum zio_compress {
         ZIO_COMPRESS_INHERIT = 0,