--- libelwix/inc/elwix/apack.h	2014/02/11 13:25:08	1.8.2.1
+++ libelwix/inc/elwix/apack.h	2014/02/12 09:20:43	1.8.2.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: apack.h,v 1.8.2.1 2014/02/11 13:25:08 misho Exp $
+* $Id: apack.h,v 1.8.2.2 2014/02/12 09:20:43 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -61,6 +61,7 @@ typedef struct tagRawPacket {
 					(x)->r_next = (x)->r_buf; \
 				} while (0)
 #define RPACK_SANITY(x)		((x) && (x)->r_buf && (x)->r_next && (x)->r_next >= (x)->r_buf)
+#define RPACK_BUF(x)		(assert((x)), (x)->r_buf)
 #define RPACK_LEN(x)		(assert((x)), (x)->r_len)
 #define RPACK_REWIND(x)		(assert((x)), (x)->r_next = (x)->r_buf)