--- libaitrpc/inc/aitrpc_pkt.h	2016/08/08 13:21:13	1.3
+++ libaitrpc/inc/aitrpc_pkt.h	2024/03/20 17:32:30	1.4
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitrpc_pkt.h,v 1.3 2016/08/08 13:21:13 misho Exp $
+* $Id: aitrpc_pkt.h,v 1.4 2024/03/20 17:32:30 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2015
+Copyright 2004 - 2024
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -79,8 +79,9 @@ SUCH DAMAGE.
 
 /* RPC call I/O direction */
 
-#define RPC_REQ			0x0
-#define RPC_ACK			0x1
+#define RPC_REQ			0x1
+#define RPC_ACK			0x2
+#define RPC_IPC			0x4
 
 /* RPC builtin registed calls */
 
@@ -138,7 +139,7 @@ struct tagRPCCall {
 	uint16_t	call_tag;
 	uint8_t		call_argc;
 	ait_val_t	call_argv[0];
-} __packed;			/* size == 20 bytes */
+} __attribute__((packed));	/* size == 20 bytes */
 #define RPC_CHK_NOREPLY(x)	(ntohl((u_long) (x)->call_req.flags) & RPC_NOREPLY)
 #define RPC_SET_ERRNO(x, _v)	((x)->call_rep.eno = (int32_t) htonl((_v)))
 #define RPC_SET_RETURN(x, _v)	((x)->call_rep.ret = (int32_t) htonl((_v)))