--- a/usr/src/uts/common/inet/optcom.h	Sat Oct 22 11:06:40 2005 -0700
+++ b/usr/src/uts/common/inet/optcom.h	Sat Oct 22 22:50:14 2005 -0700
@@ -20,7 +20,7 @@
  * CDDL HEADER END
  */
 /*
- * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 /* Copyright (c) 1990 Mentat Inc. */
@@ -205,6 +205,18 @@
 #define	SETFN_CONN_NEGOTIATE		4 /* semantics for T_CONN_*_REQ */
 
 /*
+ * Object to represent database of options to search passed to
+ * {sock,tpi}optcom_req() interface routine to take care of option
+ * management and associated methods.
+ */
+extern optdb_obj_t tcp_opt_obj;
+extern optdb_obj_t udp_opt_obj;
+extern optdb_obj_t ip_opt_obj;
+
+extern uint_t	tcp_max_optsize;
+extern uint_t	udp_max_optsize;
+
+/*
  * Function prototypes
  */
 extern void optcom_err_ack(queue_t *, mblk_t *, t_scalar_t, int);