--- libaitrpc/inc/aitrpc.h	2015/01/15 01:42:37	1.25
+++ libaitrpc/inc/aitrpc.h	2015/01/15 20:27:49	1.25.2.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitrpc.h,v 1.25 2015/01/15 01:42:37 misho Exp $
+* $Id: aitrpc.h,v 1.25.2.1 2015/01/15 20:27:49 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -64,6 +64,19 @@ SUCH DAMAGE.
 
 #define RPC_VERSION		7
 #define RPC_DEFPORT		2611
+
+/* Additional ELWIX RPC supporting protocols */
+#ifndef SOCK_STREAM
+#define SOCK_STREAM		1	/* stream socket */
+#endif
+#ifndef SOCK_DGRAM
+#define SOCK_DGRAM		2	/* datagram socket */
+#endif
+#ifndef SOCK_RAW
+#define SOCK_RAW		3	/* raw-protocol interface */
+#endif
+#define SOCK_BPF		4	/* ethernet interface */
+#define SOCK_PIPE		5	/* bi-directional pipe interface */
 
 /* RPC call request flags */