diff --git a/sys/arch/sun3/include/param3x.h b/sys/arch/sun3/include/param3x.h
index ab12087160cf..853a75106ab6 100644
--- a/sys/arch/sun3/include/param3x.h
+++ b/sys/arch/sun3/include/param3x.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: param3x.h,v 1.8 1997/09/19 13:55:40 leo Exp $	*/
+/*	$NetBSD: param3x.h,v 1.9 1997/09/20 12:12:24 leo Exp $	*/
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -66,10 +66,6 @@
 
 #include <m68k/param.h>
 
-#ifndef MSGBUFSIZE
-#define MSGBUFSIZE	NBPG		/* default message buffer size */
-#endif
-
 /*
  * Size of kernel malloc arena in CLBYTES-sized logical pages
  */
diff --git a/sys/arch/sun3x/include/param.h b/sys/arch/sun3x/include/param.h
index a97de577b1e8..b61f80f086d1 100644
--- a/sys/arch/sun3x/include/param.h
+++ b/sys/arch/sun3x/include/param.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: param.h,v 1.8 1997/09/19 13:55:40 leo Exp $	*/
+/*	$NetBSD: param.h,v 1.9 1997/09/20 12:12:24 leo Exp $	*/
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -66,10 +66,6 @@
 
 #include <m68k/param.h>
 
-#ifndef MSGBUFSIZE
-#define MSGBUFSIZE	NBPG		/* default message buffer size */
-#endif
-
 /*
  * Size of kernel malloc arena in CLBYTES-sized logical pages
  */