diff --git a/sys/dev/ed/if_ed.c b/sys/dev/ed/if_ed.c
index d661a451adf3..35f87407ded1 100644
--- a/sys/dev/ed/if_ed.c
+++ b/sys/dev/ed/if_ed.c
@@ -29,7 +29,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	$Id: if_ed.c,v 1.91 1995/12/15 00:54:07 bde Exp $
+ *	$Id: if_ed.c,v 1.92 1995/12/15 07:31:40 davidg Exp $
  */
 
 /*
@@ -1465,8 +1465,8 @@ ed_attach(isa_dev)
 	/*
 	 * Print additional info when attached
 	 */
-	printf("ed%d: address %s, ", isa_dev->id_unit,
-	       ether_sprintf(sc->arpcom.ac_enaddr));
+	printf("ed%d: address %6D, ", isa_dev->id_unit, 
+		sc->arpcom.ac_enaddr, ":");
 
 	if (sc->type_str && (*sc->type_str != 0))
 		printf("type %s ", sc->type_str);
diff --git a/sys/i386/isa/if_ed.c b/sys/i386/isa/if_ed.c
index d661a451adf3..35f87407ded1 100644
--- a/sys/i386/isa/if_ed.c
+++ b/sys/i386/isa/if_ed.c
@@ -29,7 +29,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	$Id: if_ed.c,v 1.91 1995/12/15 00:54:07 bde Exp $
+ *	$Id: if_ed.c,v 1.92 1995/12/15 07:31:40 davidg Exp $
  */
 
 /*
@@ -1465,8 +1465,8 @@ ed_attach(isa_dev)
 	/*
 	 * Print additional info when attached
 	 */
-	printf("ed%d: address %s, ", isa_dev->id_unit,
-	       ether_sprintf(sc->arpcom.ac_enaddr));
+	printf("ed%d: address %6D, ", isa_dev->id_unit, 
+		sc->arpcom.ac_enaddr, ":");
 
 	if (sc->type_str && (*sc->type_str != 0))
 		printf("type %s ", sc->type_str);
diff --git a/sys/net/if.c b/sys/net/if.c
index 452560057769..62dc2fb2070d 100644
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if.c	8.3 (Berkeley) 1/4/94
- * $Id: if.c,v 1.24 1995/12/09 20:47:08 phk Exp $
+ * $Id: if.c,v 1.25 1995/12/20 21:53:38 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -62,7 +62,6 @@ static void ifinit __P((void *));
 static void if_qflush __P((struct ifqueue *));
 static void if_slowtimo __P((void *));
 static void link_rtrequest __P((int, struct rtentry *, struct sockaddr *));
-static char *sprint_d __P((u_int, char *, int));
 
 SYSINIT(interfaces, SI_SUB_PROTO_IF, SI_ORDER_FIRST, ifinit, NULL)
 
@@ -104,8 +103,8 @@ if_attach(ifp)
 	struct ifnet *ifp;
 {
 	unsigned socksize, ifasize;
-	int namelen, unitlen, masklen;
-	char workbuf[12], *unitname;
+	int namelen, masklen;
+	char workbuf[64];
 	register struct ifnet **p = &ifnet;
 	register struct sockaddr_dl *sdl;
 	register struct ifaddr *ifa;
@@ -130,12 +129,9 @@ if_attach(ifp)
 	/*
 	 * create a Link Level name for this device
 	 */
-	unitname = sprint_d((u_int)ifp->if_unit, workbuf, sizeof(workbuf));
-	namelen = strlen(ifp->if_name);
-	unitlen = strlen(unitname);
+	namelen = sprintf(workbuf, "%s%d", ifp->if_name, ifp->if_unit);
 #define _offsetof(t, m) ((int)((caddr_t)&((t *)0)->m))
-	masklen = _offsetof(struct sockaddr_dl, sdl_data[0]) +
-			       unitlen + namelen;
+	masklen = _offsetof(struct sockaddr_dl, sdl_data[0]) + namelen;
 	socksize = masklen + ifp->if_addrlen;
 #define ROUNDUP(a) (1 + (((a) - 1) | (sizeof(long) - 1)))
 	socksize = ROUNDUP(socksize);
@@ -148,9 +144,8 @@ if_attach(ifp)
 		sdl = (struct sockaddr_dl *)(ifa + 1);
 		sdl->sdl_len = socksize;
 		sdl->sdl_family = AF_LINK;
-		bcopy(ifp->if_name, sdl->sdl_data, namelen);
-		bcopy(unitname, namelen + (caddr_t)sdl->sdl_data, unitlen);
-		sdl->sdl_nlen = (namelen += unitlen);
+		bcopy(workbuf, sdl->sdl_data, namelen);
+		sdl->sdl_nlen = namelen;
 		sdl->sdl_index = ifp->if_index;
 		sdl->sdl_type = ifp->if_type;
 		ifnet_addrs[if_index - 1] = ifa;
@@ -159,6 +154,7 @@ if_attach(ifp)
 		ifa->ifa_rtrequest = link_rtrequest;
 		ifp->if_addrlist = ifa;
 		ifa->ifa_addr = (struct sockaddr *)sdl;
+
 		sdl = (struct sockaddr_dl *)(socksize + (caddr_t)sdl);
 		ifa->ifa_netmask = (struct sockaddr *)sdl;
 		sdl->sdl_len = masklen;
@@ -681,17 +677,14 @@ ifconf(cmd, data)
 
 	ifrp = ifc->ifc_req;
 	for (; space > sizeof (ifr) && ifp; ifp = ifp->if_next) {
-		char workbuf[12], *unitname;
-		int unitlen, ifnlen;
+		char workbuf[64];
+		int ifnlen;
 
-		unitname = sprint_d(ifp->if_unit, workbuf, sizeof workbuf);
-		unitlen = strlen(unitname);
-		ifnlen = strlen(ifp->if_name);
-		if(unitlen + ifnlen + 1 > sizeof ifr.ifr_name) {
+		ifnlen = sprintf(workbuf, "%s%d", ifp->if_name, ifp->if_unit);
+		if(ifnlen + 1 > sizeof ifr.ifr_name) {
 			error = ENAMETOOLONG;
 		} else {
-			strcpy(ifr.ifr_name, ifp->if_name);
-			strcpy(&ifr.ifr_name[ifnlen], unitname);
+			strcpy(ifr.ifr_name, workbuf);
 		}
 
 		if ((ifa = ifp->if_addrlist) == 0) {
@@ -741,21 +734,4 @@ ifconf(cmd, data)
 	return (error);
 }
 
-static char *
-sprint_d(n, buf, buflen)
-	u_int n;
-	char *buf;
-	int buflen;
-{
-	register char *cp = buf + buflen - 1;
-
-	*cp = 0;
-	do {
-		cp--;
-		*cp = "0123456789"[n % 10];
-		n /= 10;
-	} while (n != 0);
-	return (cp);
-}
-
 SYSCTL_NODE(_net, PF_LINK, link, CTLFLAG_RW, 0, "Link layers");
diff --git a/sys/net/if_ethersubr.c b/sys/net/if_ethersubr.c
index c4e5dbc402c9..9adc8efd8713 100644
--- a/sys/net/if_ethersubr.c
+++ b/sys/net/if_ethersubr.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if_ethersubr.c	8.1 (Berkeley) 6/10/93
- * $Id: if_ethersubr.c,v 1.12 1995/12/09 20:47:11 phk Exp $
+ * $Id: if_ethersubr.c,v 1.13 1995/12/20 21:53:40 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -486,27 +486,6 @@ ether_input(ifp, eh, m)
 	splx(s);
 }
 
-/*
- * Convert Ethernet address to printable (loggable) representation.
- */
-static char digits[] = "0123456789abcdef";
-char *
-ether_sprintf(ap)
-	register u_char *ap;
-{
-	register i;
-	static char etherbuf[18];
-	register char *cp = etherbuf;
-
-	for (i = 0; i < 6; i++) {
-		*cp++ = digits[*ap >> 4];
-		*cp++ = digits[*ap++ & 0xf];
-		*cp++ = ':';
-	}
-	*--cp = 0;
-	return (etherbuf);
-}
-
 /*
  * Perform common duties while attaching to interface list
  */
diff --git a/sys/net/if_ppp.c b/sys/net/if_ppp.c
index 9c3d976cd91e..d05922343d28 100644
--- a/sys/net/if_ppp.c
+++ b/sys/net/if_ppp.c
@@ -69,7 +69,7 @@
  * Paul Mackerras (paulus@cs.anu.edu.au).
  */
 
-/* $Id: if_ppp.c,v 1.28 1995/11/13 22:09:39 peter Exp $ */
+/* $Id: if_ppp.c,v 1.29 1995/12/14 09:53:13 phk Exp $ */
 /* from if_ppp.c,v 1.5 1995/08/16 01:36:38 paulus Exp */
 /* from if_sl.c,v 1.11 84/10/04 12:54:47 rick Exp */
 
@@ -1413,7 +1413,6 @@ pppdumpm(m0)
     char buf[3*MAX_DUMP_BYTES+4];
     char *bp = buf;
     struct mbuf *m;
-    static char digits[] = "0123456789abcdef";
 
     for (m = m0; m; m = m->m_next) {
 	int l = m->m_len;
@@ -1422,8 +1421,8 @@ pppdumpm(m0)
 	while (l--) {
 	    if (bp > buf + sizeof(buf) - 4)
 		goto done;
-	    *bp++ = digits[*rptr >> 4]; /* convert byte to ascii hex */
-	    *bp++ = digits[*rptr++ & 0xf];
+	    *bp++ = hex2ascii(*rptr >> 4);
+	    *bp++ = hex2ascii(*rptr++ & 0xf);
 	}
 
 	if (m->m_next) {
diff --git a/sys/net/ppp_tty.c b/sys/net/ppp_tty.c
index 98b837d2c38a..cc46cf8fcf15 100644
--- a/sys/net/ppp_tty.c
+++ b/sys/net/ppp_tty.c
@@ -70,7 +70,7 @@
  * Paul Mackerras (paulus@cs.anu.edu.au).
  */
 
-/* $Id: ppp_tty.c,v 1.3 1995/11/01 00:58:43 peter Exp $ */
+/* $Id: ppp_tty.c,v 1.4 1995/12/14 09:53:20 phk Exp $ */
 /* from Id: ppp_tty.c,v 1.3 1995/08/16 01:36:40 paulus Exp */
 /* from if_sl.c,v 1.11 84/10/04 12:54:47 rick Exp */
 
@@ -134,7 +134,6 @@ static void	pppasyncrelinq __P((struct ppp_softc *));
 static void	pppasyncsetmtu __P((struct ppp_softc *));
 static void	ppp_timeout __P((void *));
 static void	pppgetm __P((struct ppp_softc *sc));
-static void	pppdumpb __P((u_char *b, int l));
 static void	ppplogchar __P((struct ppp_softc *, int));
 
 /*
@@ -1100,33 +1099,10 @@ ppplogchar(sc, c)
 	sc->sc_rawin[sc->sc_rawin_count++] = c;
     if (sc->sc_rawin_count >= sizeof(sc->sc_rawin)
 	|| c < 0 && sc->sc_rawin_count > 0) {
-	printf("ppp%d input: ", sc->sc_if.if_unit);
-	pppdumpb(sc->sc_rawin, sc->sc_rawin_count);
+	printf("ppp%d input: %*D", sc->sc_if.if_unit,
+		sc->sc_rawin_count, sc->sc_rawin, " ");
 	sc->sc_rawin_count = 0;
     }
 }
 
-static void
-pppdumpb(b, l)
-    u_char *b;
-    int l;
-{
-    char buf[3*MAX_DUMP_BYTES+4];
-    char *bp = buf;
-    static char digits[] = "0123456789abcdef";
-
-    while (l--) {
-	if (bp >= buf + sizeof(buf) - 3) {
-	    *bp++ = '>';
-	    break;
-	}
-	*bp++ = digits[*b >> 4]; /* convert byte to ascii hex */
-	*bp++ = digits[*b++ & 0xf];
-	*bp++ = ' ';
-    }
-
-    *bp = 0;
-    printf("%s\n", buf);
-}
-
 #endif	/* NPPP > 0 */
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c
index a0ce6cf4bc1e..44b5e017d685 100644
--- a/sys/netinet/if_ether.c
+++ b/sys/netinet/if_ether.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)if_ether.c	8.1 (Berkeley) 6/10/93
- * $Id: if_ether.c,v 1.24 1995/12/16 00:05:40 bde Exp $
+ * $Id: if_ether.c,v 1.25 1995/12/20 21:53:51 wollman Exp $
  */
 
 /*
@@ -465,8 +465,8 @@ in_arpinput(m)
 	}
 	if (isaddr.s_addr == myaddr.s_addr) {
 		log(LOG_ERR,
-		   "duplicate IP address %s! sent from ethernet address: %s\n",
-		   inet_ntoa(isaddr), ether_sprintf(ea->arp_sha));
+		   "duplicate IP address %s! sent from ethernet address: %6D\n",
+		   inet_ntoa(isaddr), ea->arp_sha, ":");
 		itaddr = myaddr;
 		goto reply;
 	}
@@ -474,8 +474,8 @@ in_arpinput(m)
 	if (la && (rt = la->la_rt) && (sdl = SDL(rt->rt_gateway))) {
 		if (sdl->sdl_alen &&
 		    bcmp((caddr_t)ea->arp_sha, LLADDR(sdl), sdl->sdl_alen))
-			log(LOG_INFO, "arp info overwritten for %s by %s\n",
-			    inet_ntoa(isaddr), ether_sprintf(ea->arp_sha));
+			log(LOG_INFO, "arp info overwritten for %s by %6D\n",
+			    inet_ntoa(isaddr), ea->arp_sha, ":");
 		(void)memcpy(LLADDR(sdl), ea->arp_sha, sizeof(ea->arp_sha));
 		sdl->sdl_alen = sizeof(ea->arp_sha);
 		if (rt->rt_expire)
diff --git a/sys/netiso/clnp_debug.c b/sys/netiso/clnp_debug.c
index 52d6f040dfa6..ab6f5ad8a7b4 100644
--- a/sys/netiso/clnp_debug.c
+++ b/sys/netiso/clnp_debug.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)clnp_debug.c	8.1 (Berkeley) 6/10/93
- * $Id: clnp_debug.c,v 1.2 1994/08/02 07:49:35 davidg Exp $
+ * $Id: clnp_debug.c,v 1.3 1995/05/30 08:10:14 rgrimes Exp $
  */
 
 /***********************************************************
@@ -60,7 +60,7 @@ SOFTWARE.
 /*
  * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
  */
-/* $Header: /home/ncvs/src/sys/netiso/clnp_debug.c,v 1.2 1994/08/02 07:49:35 davidg Exp $ */
+/* $Header: /home/ncvs/src/sys/netiso/clnp_debug.c,v 1.3 1995/05/30 08:10:14 rgrimes Exp $ */
 /* $Source: /home/ncvs/src/sys/netiso/clnp_debug.c,v $ */
 
 #include <sys/param.h>
@@ -133,7 +133,6 @@ main()
 #endif	/* TESTDEBUG */
 
 unsigned int	clnp_debug;
-static char letters[] = "0123456789abcdef";
 
 /*
  *	Print buffer in hex, return addr of where we left off.
@@ -149,8 +148,8 @@ char	*where;		/* where to put data */
 
 	for (i=0; i<len; i++) {
 		register int j = ((u_char *)src)[i];
-		*where++ = letters[j >> 4];
-		*where++ = letters[j & 0x0f];
+		*where++ = hex2ascii[j >> 4];
+		*where++ = hex2ascii[j & 0x0f];
 	}
 	return where;
 }
diff --git a/sys/nfs/nfs_vnops.c b/sys/nfs/nfs_vnops.c
index cf8d223954fd..32d8cb9fb42b 100644
--- a/sys/nfs/nfs_vnops.c
+++ b/sys/nfs/nfs_vnops.c
@@ -34,7 +34,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)nfs_vnops.c	8.5 (Berkeley) 2/13/94
- * $Id: nfs_vnops.c,v 1.30 1995/11/21 15:51:39 bde Exp $
+ * $Id: nfs_vnops.c,v 1.31 1995/12/07 12:47:29 davidg Exp $
  */
 
 /*
@@ -2447,7 +2447,6 @@ nfsmout:
 	}
 	return (error);
 }
-static char hextoasc[] = "0123456789abcdef";
 
 /*
  * Silly rename. To make the NFS filesystem that is stateless look a little
@@ -2481,12 +2480,7 @@ nfs_sillyrename(dvp, vp, cnp)
 
 	/* Fudge together a funny name */
 	pid = cnp->cn_proc->p_pid;
-	bcopy(".nfsAxxxx4.4", sp->s_name, 13);
-	sp->s_namlen = 12;
-	sp->s_name[8] = hextoasc[pid & 0xf];
-	sp->s_name[7] = hextoasc[(pid >> 4) & 0xf];
-	sp->s_name[6] = hextoasc[(pid >> 8) & 0xf];
-	sp->s_name[5] = hextoasc[(pid >> 12) & 0xf];
+	sp->s_namelen = sprintf(sp->s_name, ".nfsA%04x4.4", pid);
 
 	/* Try lookitups until we get one that isn't there */
 	while (nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
diff --git a/sys/nfsclient/nfs_vnops.c b/sys/nfsclient/nfs_vnops.c
index cf8d223954fd..32d8cb9fb42b 100644
--- a/sys/nfsclient/nfs_vnops.c
+++ b/sys/nfsclient/nfs_vnops.c
@@ -34,7 +34,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)nfs_vnops.c	8.5 (Berkeley) 2/13/94
- * $Id: nfs_vnops.c,v 1.30 1995/11/21 15:51:39 bde Exp $
+ * $Id: nfs_vnops.c,v 1.31 1995/12/07 12:47:29 davidg Exp $
  */
 
 /*
@@ -2447,7 +2447,6 @@ nfsmout:
 	}
 	return (error);
 }
-static char hextoasc[] = "0123456789abcdef";
 
 /*
  * Silly rename. To make the NFS filesystem that is stateless look a little
@@ -2481,12 +2480,7 @@ nfs_sillyrename(dvp, vp, cnp)
 
 	/* Fudge together a funny name */
 	pid = cnp->cn_proc->p_pid;
-	bcopy(".nfsAxxxx4.4", sp->s_name, 13);
-	sp->s_namlen = 12;
-	sp->s_name[8] = hextoasc[pid & 0xf];
-	sp->s_name[7] = hextoasc[(pid >> 4) & 0xf];
-	sp->s_name[6] = hextoasc[(pid >> 8) & 0xf];
-	sp->s_name[5] = hextoasc[(pid >> 12) & 0xf];
+	sp->s_namelen = sprintf(sp->s_name, ".nfsA%04x4.4", pid);
 
 	/* Try lookitups until we get one that isn't there */
 	while (nfs_lookitup(dvp, sp->s_name, sp->s_namlen, sp->s_cred,
diff --git a/sys/pci/pdq.c b/sys/pci/pdq.c
index f4b93f13caff..d865bf16f7f0 100644
--- a/sys/pci/pdq.c
+++ b/sys/pci/pdq.c
@@ -21,7 +21,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- * $Id: pdq.c,v 1.6 1995/10/29 15:33:31 phk Exp $
+ * $Id: pdq.c,v 1.7 1996/01/24 20:01:27 wollman Exp $
  *
  * Revision 1.8  1995/03/14  01:52:52  thomas
  * Update for new FreeBSD PCI Interrupt interface
@@ -200,28 +200,14 @@ pdq_print_fddi_chars(
     pdq_t *pdq,
     const pdq_response_status_chars_get_t *rsp)
 {
-    const char hexchars[] = "0123456789abcdef";
 
     printf(PDQ_OS_PREFIX "DEC %s FDDI %s Controller\n",
 	   PDQ_OS_PREFIX_ARGS, pdq_descriptions[pdq->pdq_type],
 	   pdq_station_types[rsp->status_chars_get.station_type]);
 
-    printf(PDQ_OS_PREFIX "FDDI address %c%c:%c%c:%c%c:%c%c:%c%c:%c%c, FW=%c%c%c%c, HW=%c",
-	   PDQ_OS_PREFIX_ARGS,
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[0] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[0] & 0x0F],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[1] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[1] & 0x0F],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[2] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[2] & 0x0F],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[3] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[3] & 0x0F],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[4] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[4] & 0x0F],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[5] >> 4],
-	   hexchars[pdq->pdq_hwaddr.lanaddr_bytes[5] & 0x0F],
-	   pdq->pdq_fwrev.fwrev_bytes[0], pdq->pdq_fwrev.fwrev_bytes[1],
-	   pdq->pdq_fwrev.fwrev_bytes[2], pdq->pdq_fwrev.fwrev_bytes[3],
+    printf(PDQ_OS_PREFIX "FDDI address %6D, FW=%4.4s, HW=%c",
+	   PDQ_OS_PREFIX_ARGS, pdq->pdq_hwaddr.lanaddr_bytes, ":",
+	   pdq->pdq_fwrev.fwrev_bytes,
 	   rsp->status_chars_get.module_rev.fwrev_bytes[0]);
 
     if (rsp->status_chars_get.smt_version_id < PDQ_ARRAY_SIZE(pdq_smt_versions)) {