diff --git a/sys/lib/libkern/arch/m68k/divsi3.S b/sys/lib/libkern/arch/m68k/divsi3.S
index 9d21a894a25b..a9b336da154a 100644
--- a/sys/lib/libkern/arch/m68k/divsi3.S
+++ b/sys/lib/libkern/arch/m68k/divsi3.S
@@ -1,4 +1,4 @@
-/*	$NetBSD: divsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $	*/
+/*	$NetBSD: divsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $	*/
 
 /*-
  * Copyright (c) 1990 The Regents of the University of California.
@@ -39,13 +39,13 @@
 #if 0
 	RCSID("from: @(#)divsi3.s	5.1 (Berkeley) 6/7/90")
 #else
-	RCSID("$NetBSD: divsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $")
+	RCSID("$NetBSD: divsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $")
 #endif
 #endif /* LIBC_SCCS and not lint */
 
 /* int / int */
 #ifndef __mc68010__
-#error
+/* XXX sun3 need this for bootloader */
 ENTRY(__divsi3)
 	movel	4(%sp),%d0
 	divsl	8(%sp),%d0
diff --git a/sys/lib/libkern/arch/m68k/modsi3.S b/sys/lib/libkern/arch/m68k/modsi3.S
index ed55a45eaea7..1d12df554e76 100644
--- a/sys/lib/libkern/arch/m68k/modsi3.S
+++ b/sys/lib/libkern/arch/m68k/modsi3.S
@@ -1,4 +1,4 @@
-/*	$NetBSD: modsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $	*/
+/*	$NetBSD: modsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $	*/
 
 /*-
  * Copyright (c) 1990 The Regents of the University of California.
@@ -39,13 +39,13 @@
 #if 0
 	RCSID("from: @(#)modsi3.s	5.1 (Berkeley) 6/7/90")
 #else
-	RCSID("$NetBSD: modsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $")
+	RCSID("$NetBSD: modsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $")
 #endif
 #endif /* LIBC_SCCS and not lint */
 
 /* int % int */
 #ifndef __mc68010__
-#error
+/* XXX sun3 need this for bootloader */
 ENTRY(__modsi3)
 	movel	4(%sp),%d1
 #ifdef __mcoldfire__
diff --git a/sys/lib/libkern/arch/m68k/udivsi3.S b/sys/lib/libkern/arch/m68k/udivsi3.S
index ef458f65ac8e..cec6131bd68a 100644
--- a/sys/lib/libkern/arch/m68k/udivsi3.S
+++ b/sys/lib/libkern/arch/m68k/udivsi3.S
@@ -1,4 +1,4 @@
-/*	$NetBSD: udivsi3.S,v 1.5 2020/04/22 11:58:26 rin Exp $	*/
+/*	$NetBSD: udivsi3.S,v 1.6 2020/04/23 03:12:49 rin Exp $	*/
 
 /*-
  * Copyright (c) 1990 The Regents of the University of California.
@@ -39,13 +39,13 @@
 #if 0
 	RCSID("from: @(#)udivsi3.s	5.1 (Berkeley) 6/7/90")
 #else
-	RCSID("$NetBSD: udivsi3.S,v 1.5 2020/04/22 11:58:26 rin Exp $")
+	RCSID("$NetBSD: udivsi3.S,v 1.6 2020/04/23 03:12:49 rin Exp $")
 #endif
 #endif /* LIBC_SCCS and not lint */
 
 /* unsigned / unsigned */
 #ifndef __mc68010__
-#error
+/* XXX sun3 need this for bootloader */
 ENTRY(__udivsi3)
 	movel	4(%sp),%d0
 	divul	8(%sp),%d0
diff --git a/sys/lib/libkern/arch/m68k/umodsi3.S b/sys/lib/libkern/arch/m68k/umodsi3.S
index 66598938e4cb..c85ab5b875d7 100644
--- a/sys/lib/libkern/arch/m68k/umodsi3.S
+++ b/sys/lib/libkern/arch/m68k/umodsi3.S
@@ -1,4 +1,4 @@
-/*	$NetBSD: umodsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $	*/
+/*	$NetBSD: umodsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $	*/
 
 /*-
  * Copyright (c) 1990 The Regents of the University of California.
@@ -39,13 +39,13 @@
 #if 0
 	RCSID("from: @(#)umodsi3.s	5.1 (Berkeley) 6/7/90")(
 #else
-	RCSID("$NetBSD: umodsi3.S,v 1.3 2020/04/22 11:58:26 rin Exp $")
+	RCSID("$NetBSD: umodsi3.S,v 1.4 2020/04/23 03:12:49 rin Exp $")
 #endif
 #endif /* LIBC_SCCS and not lint */
 
 /* unsigned % unsigned */
 #ifndef __mc68010__
-#error
+/* XXX sun3 need this for bootloader */
 ENTRY(__umodsi3)
 	movel	4(%sp),%d1
 #ifdef __mcoldfire__