diff --git a/sys/arch/x68k/x68k/machdep.c b/sys/arch/x68k/x68k/machdep.c
index 01aba7d822d0..29cba8f23c33 100644
--- a/sys/arch/x68k/x68k/machdep.c
+++ b/sys/arch/x68k/x68k/machdep.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: machdep.c,v 1.91 2000/12/18 02:46:49 minoura Exp $	*/
+/*	$NetBSD: machdep.c,v 1.92 2001/02/20 15:53:27 minoura Exp $	*/
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -120,19 +120,19 @@ vm_map_t phys_map = NULL;
 
 extern paddr_t avail_start, avail_end;
 extern vaddr_t virtual_avail;
+extern u_int lowram;
+extern int end, *esym;
 
 caddr_t	msgbufaddr;
 int	maxmem;			/* max memory per process */
 int	physmem = MAXMEM;	/* max supported memory, changes to actual */
+
 /*
  * safepri is a safe priority for sleep to set for a spin-wait
  * during autoconfiguration or after a panic.
  */
 int	safepri = PSL_LOWIPL;
 
-extern	u_int lowram;
-extern	short exframesize[];
-
 #ifdef COMPAT_HPUX
 extern struct emul emul_hpux;
 #endif
@@ -194,12 +194,7 @@ consinit()
 	zs_kgdb_init();			/* XXX */
 #endif
 #ifdef DDB
-	{
-		extern int end;
-		extern int *esym;
-
-		ddb_init(*(int *)&end, ((int *)&end) + 1, esym);
-	}
+	ddb_init(*(int *)&end, ((int *)&end) + 1, esym);
 	if (boothowto & RB_KDB)
 		Debugger();
 #endif
@@ -585,7 +580,6 @@ cpu_reboot(howto, bootstr)
 void
 cpu_init_kcore_hdr()
 {
-	extern int end;
 	cpu_kcore_hdr_t *h = &cpu_kcore_hdr;
 	struct m68k_kcore_hdr *m = &h->un._m68k;
 	int i;