Sync MD2 changes from NetBSD
diff --git a/include/md2.h b/include/md2.h
index d4ca22a..4f30d9c 100644
--- a/include/md2.h
+++ b/include/md2.h
@@ -1,4 +1,4 @@
-/* $NetBSD: md2.h,v 1.5 2005/09/25 00:48:21 xtraeme Exp $ */
+/* $NetBSD: md2.h,v 1.7 2016/07/01 16:42:46 christos Exp $ */
#ifndef _MD2_H_
#define _MD2_H_
@@ -9,6 +9,7 @@
#define MD2_DIGEST_LENGTH 16
#define MD2_DIGEST_STRING_LENGTH 33
+#define MD2_BLOCK_LENGTH 16
/* MD2 context. */
typedef struct MD2Context {