diff --git a/release/sysinstall/Makefile b/release/sysinstall/Makefile
index 155b93ba3eb3..db2a2cb1dffe 100644
--- a/release/sysinstall/Makefile
+++ b/release/sysinstall/Makefile
@@ -52,7 +52,9 @@ makedevs.c:	Makefile rtermcap keymap.h
 	./rtermcap vt100 | \
 		file2c 'const char termcap_vt100[] = {' ',0};' \
 		>> makedevs.tmp
+.if ${MACHINE_ARCH} != "alpha"
 	file2c 'u_char boot0[] = {' '};' < /boot/boot0 >> makedevs.tmp
+.endif
 	mv makedevs.tmp makedevs.c
 
 rtermcap:	${.CURDIR}/rtermcap.c
diff --git a/release/sysinstall/disks.c b/release/sysinstall/disks.c
index de3046f4ad6a..fd2bed49b1c8 100644
--- a/release/sysinstall/disks.c
+++ b/release/sysinstall/disks.c
@@ -4,7 +4,7 @@
  * This is probably the last program in the `sysinstall' line - the next
  * generation being essentially a complete rewrite.
  *
- * $Id: disks.c,v 1.104 1998/10/07 03:15:08 jkh Exp $
+ * $Id: disks.c,v 1.105 1998/10/13 09:45:59 jkh Exp $
  *
  * Copyright (c) 1995
  *	Jordan Hubbard.  All rights reserved.
@@ -135,12 +135,12 @@ print_command_summary()
 static u_char *
 getBootMgr(char *dname)
 {
+#ifndef __alpha__	/* only meaningful on x86 */
     extern u_char mbr[], boot0[];
     char str[80];
     char *cp;
     int i = 0;
 
-#ifndef __alpha__	/* only meaningful on x86 */
     cp = variable_get(VAR_BOOTMGR);
     if (!cp) {
 	/* Figure out what kind of MBR the user wants */
diff --git a/usr.sbin/sade/Makefile b/usr.sbin/sade/Makefile
index 155b93ba3eb3..db2a2cb1dffe 100644
--- a/usr.sbin/sade/Makefile
+++ b/usr.sbin/sade/Makefile
@@ -52,7 +52,9 @@ makedevs.c:	Makefile rtermcap keymap.h
 	./rtermcap vt100 | \
 		file2c 'const char termcap_vt100[] = {' ',0};' \
 		>> makedevs.tmp
+.if ${MACHINE_ARCH} != "alpha"
 	file2c 'u_char boot0[] = {' '};' < /boot/boot0 >> makedevs.tmp
+.endif
 	mv makedevs.tmp makedevs.c
 
 rtermcap:	${.CURDIR}/rtermcap.c
diff --git a/usr.sbin/sade/disks.c b/usr.sbin/sade/disks.c
index de3046f4ad6a..fd2bed49b1c8 100644
--- a/usr.sbin/sade/disks.c
+++ b/usr.sbin/sade/disks.c
@@ -4,7 +4,7 @@
  * This is probably the last program in the `sysinstall' line - the next
  * generation being essentially a complete rewrite.
  *
- * $Id: disks.c,v 1.104 1998/10/07 03:15:08 jkh Exp $
+ * $Id: disks.c,v 1.105 1998/10/13 09:45:59 jkh Exp $
  *
  * Copyright (c) 1995
  *	Jordan Hubbard.  All rights reserved.
@@ -135,12 +135,12 @@ print_command_summary()
 static u_char *
 getBootMgr(char *dname)
 {
+#ifndef __alpha__	/* only meaningful on x86 */
     extern u_char mbr[], boot0[];
     char str[80];
     char *cp;
     int i = 0;
 
-#ifndef __alpha__	/* only meaningful on x86 */
     cp = variable_get(VAR_BOOTMGR);
     if (!cp) {
 	/* Figure out what kind of MBR the user wants */
diff --git a/usr.sbin/sysinstall/Makefile b/usr.sbin/sysinstall/Makefile
index 155b93ba3eb3..db2a2cb1dffe 100644
--- a/usr.sbin/sysinstall/Makefile
+++ b/usr.sbin/sysinstall/Makefile
@@ -52,7 +52,9 @@ makedevs.c:	Makefile rtermcap keymap.h
 	./rtermcap vt100 | \
 		file2c 'const char termcap_vt100[] = {' ',0};' \
 		>> makedevs.tmp
+.if ${MACHINE_ARCH} != "alpha"
 	file2c 'u_char boot0[] = {' '};' < /boot/boot0 >> makedevs.tmp
+.endif
 	mv makedevs.tmp makedevs.c
 
 rtermcap:	${.CURDIR}/rtermcap.c
diff --git a/usr.sbin/sysinstall/disks.c b/usr.sbin/sysinstall/disks.c
index de3046f4ad6a..fd2bed49b1c8 100644
--- a/usr.sbin/sysinstall/disks.c
+++ b/usr.sbin/sysinstall/disks.c
@@ -4,7 +4,7 @@
  * This is probably the last program in the `sysinstall' line - the next
  * generation being essentially a complete rewrite.
  *
- * $Id: disks.c,v 1.104 1998/10/07 03:15:08 jkh Exp $
+ * $Id: disks.c,v 1.105 1998/10/13 09:45:59 jkh Exp $
  *
  * Copyright (c) 1995
  *	Jordan Hubbard.  All rights reserved.
@@ -135,12 +135,12 @@ print_command_summary()
 static u_char *
 getBootMgr(char *dname)
 {
+#ifndef __alpha__	/* only meaningful on x86 */
     extern u_char mbr[], boot0[];
     char str[80];
     char *cp;
     int i = 0;
 
-#ifndef __alpha__	/* only meaningful on x86 */
     cp = variable_get(VAR_BOOTMGR);
     if (!cp) {
 	/* Figure out what kind of MBR the user wants */