diff --git a/sys/arch/dreamcast/dev/gdrom.c b/sys/arch/dreamcast/dev/gdrom.c
index f521c40dc21c..21bfe8da6df7 100644
--- a/sys/arch/dreamcast/dev/gdrom.c
+++ b/sys/arch/dreamcast/dev/gdrom.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: gdrom.c,v 1.4 2001/04/24 19:43:25 marcus Exp $	*/
+/*	$NetBSD: gdrom.c,v 1.5 2001/07/22 15:46:42 wiz Exp $	*/
 
 /*-
  * Copyright (c) 2001 Marcus Comstedt
@@ -275,7 +275,7 @@ int gdrom_command_sense(sc, req, buf, nbyt)
 	  return (0);
 	}
 	
-	bzero(cmd, sizeof(cmd));
+	memset(cmd, 0, sizeof(cmd));
 	
 	cmd[0] = 0x13;
 	cmd[4] = sizeof(sense_data);
@@ -312,7 +312,7 @@ int gdrom_read_toc(sc, toc)
 	 10    -        -        */
 	unsigned char cmd[12];
 
-	bzero(cmd, sizeof(cmd));
+	memset(cmd, 0, sizeof(cmd));
 	
 	cmd[0] = 0x14;
 	cmd[3] = sizeof(struct gd_toc)>>8;
@@ -336,7 +336,7 @@ int gdrom_read_sectors(sc, buf, sector, cnt)
 	 10  cnt(lo)    -        */
 	unsigned char cmd[12];
 
-	bzero(cmd, sizeof(cmd));
+	memset(cmd, 0, sizeof(cmd));
 
 	cmd[0] = 0x30;
 	cmd[1] = 0x20;
@@ -362,7 +362,7 @@ int gdrom_mount_disk(sc)
 	 10    -        -        */
 	unsigned char cmd[12];
 
-	bzero(cmd, sizeof(cmd));
+	memset(cmd, 0, sizeof(cmd));
 	
 	cmd[0] = 0x70;
 	cmd[1] = 0x1f;
diff --git a/sys/arch/dreamcast/dev/maple/maple.c b/sys/arch/dreamcast/dev/maple/maple.c
index 06d923a93857..97621472d30f 100644
--- a/sys/arch/dreamcast/dev/maple/maple.c
+++ b/sys/arch/dreamcast/dev/maple/maple.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: maple.c,v 1.8 2001/05/26 21:27:06 chs Exp $	*/
+/*	$NetBSD: maple.c,v 1.9 2001/07/22 15:46:41 wiz Exp $	*/
 
 /*-
  * Copyright (c) 2001 Marcus Comstedt
@@ -280,9 +280,8 @@ maple_scanbus(sc)
 		    u_int32_t *to_swap;
 		    int i;
 		    
-		    bcopy(sc->sc_rxbuf[p][s]+1,
-			  (to_swap = &sc->sc_unit[p][s].devinfo.di_func),
-			  sizeof(struct maple_devinfo));
+		    memcpy((to_swap = &sc->sc_unit[p][s].devinfo.di_func),
+			   sc->sc_rxbuf[p][s]+1, sizeof(struct maple_devinfo));
 		    
 		    for (i = 0; i < 4; i++, to_swap++)
 		      *to_swap = ntohl(*to_swap);
@@ -517,7 +516,7 @@ mapleattach(parent, self, aux)
 
 	maple_scanbus(sc);
 
-	bzero(&sc->maple_callout_ch, sizeof(sc->maple_callout_ch));
+	memset(&sc->maple_callout_ch, 0, sizeof(sc->maple_callout_ch));
 
 	callout_reset(&sc->maple_callout_ch, MAPLE_CALLOUT_TICKS,
 		      (void *)maple_callout, sc);
@@ -645,7 +644,7 @@ maple_internal_ioctl(sc, port, subunit, cmd, data, flag, p)
 
 	switch(cmd) {
 	case MAPLEIO_GDEVINFO:
-		bcopy(&u->devinfo, data, sizeof(struct maple_devinfo));
+		memcpy(data, &u->devinfo, sizeof(struct maple_devinfo));
 		return (0);
 	default:
 		return (EINVAL);
diff --git a/sys/arch/dreamcast/dev/maple/mkbd.c b/sys/arch/dreamcast/dev/maple/mkbd.c
index 591cb707e886..b2ae460c8992 100644
--- a/sys/arch/dreamcast/dev/maple/mkbd.c
+++ b/sys/arch/dreamcast/dev/maple/mkbd.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: mkbd.c,v 1.8 2001/05/26 19:04:40 marcus Exp $	*/
+/*	$NetBSD: mkbd.c,v 1.9 2001/07/22 15:46:42 wiz Exp $	*/
 
 /*-
  * Copyright (c) 2001 Marcus Comstedt
@@ -275,7 +275,7 @@ mkbd_intr(sc, kbddata, sz)
 	    else
 	      KEY_DOWN(kbddata->key[j]);
 
-	  bcopy(kbddata, &sc->sc_condition, sizeof(struct mkbd_condition));
+	  memcpy(&sc->sc_condition, kbddata, sizeof(struct mkbd_condition));
 	}
 }
 
diff --git a/sys/arch/dreamcast/dreamcast/machdep.c b/sys/arch/dreamcast/dreamcast/machdep.c
index c235cac7e2fe..2547972528b0 100644
--- a/sys/arch/dreamcast/dreamcast/machdep.c
+++ b/sys/arch/dreamcast/dreamcast/machdep.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: machdep.c,v 1.3 2001/05/30 15:24:29 lukem Exp $	*/
+/*	$NetBSD: machdep.c,v 1.4 2001/07/22 15:46:41 wiz Exp $	*/
 
 /*-
  * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@@ -553,13 +553,13 @@ initSH3(pc)
 	 *	process0 stack, page table area
 	 */
 	p = (char *)avail + (1 + UPAGES) * NBPG + NBPG * (1 + nkpde); /* XXX */
-	bzero(edata, p - edata);
+	memset(edata, 0, p - edata);
 
 	/*
 	 * install trap handler
 	 */
-	bcopy(MonTrap100, Trap100Vec, MonTrap100_end - MonTrap100);
-	bcopy(MonTrap600, Trap600Vec, MonTrap600_end - MonTrap600);
+	memcpy(Trap100Vec, MonTrap100, MonTrap100_end - MonTrap100);
+	memcpy(Trap600Vec, MonTrap600, MonTrap600_end - MonTrap600);
 	__asm ("ldc %0, vbr" :: "r"(VBRINIT));
 
 /*
@@ -602,7 +602,7 @@ initSH3(pc)
 	/* Set TLB miss handler */
 	p = tlbmisshandler_stub;
 	x = tlbmisshandler_stub_end - p;
-	bcopy(p, TLBVECTOR, x);
+	memcpy(TLBVECTOR, p, x);
 
 	/*
 	 * Activate MMU