diff --git a/usr.sbin/ppp/Makefile b/usr.sbin/ppp/Makefile
index 7d4ba53ac196..2537af136f10 100644
--- a/usr.sbin/ppp/Makefile
+++ b/usr.sbin/ppp/Makefile
@@ -1,4 +1,4 @@
-#	$Id: Makefile,v 1.2 1995/02/26 12:17:08 amurai Exp $
+#	$Id: Makefile,v 1.3 1995/09/02 17:20:48 amurai Exp $
 
 PROG=	ppp
 SRCS=	async.c auth.c ccp.c chap.c chat.c command.c filter.c fsm.c hdlc.c \
@@ -6,6 +6,7 @@ SRCS=	async.c auth.c ccp.c chap.c chat.c command.c filter.c fsm.c hdlc.c \
 	pap.c pred.c route.c slcompress.c timer.c systems.c uucplock.c vars.c \
 	vjcomp.c arp.c
 #CFLAGS+= -DHAVE_SHELL_CMD_WITH_ANY_MODE
+CFLAGS += -Wall
 MAN8=	ppp.8
 BINMODE=4555
 BINOWN=	root
diff --git a/usr.sbin/ppp/arp.c b/usr.sbin/ppp/arp.c
index 8ff7d8b74b9a..61edfbabaf9a 100644
--- a/usr.sbin/ppp/arp.c
+++ b/usr.sbin/ppp/arp.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: arp.c,v 1.2 1995/05/30 03:50:23 rgrimes Exp $
+ * $Id: arp.c,v 1.3 1996/01/10 21:27:35 phk Exp $
  *
  */
 
@@ -54,6 +54,8 @@
 
 static int rtm_seq;
 
+static int get_ether_addr __P((int, u_long, struct sockaddr_dl *));
+
 #define BCOPY(s, d, l)		memcpy(d, s, l)
 #define BZERO(s, n)		memset(s, 0, n)
 /*
diff --git a/usr.sbin/ppp/arp.h b/usr.sbin/ppp/arp.h
new file mode 100644
index 000000000000..95c10ba2e4da
--- /dev/null
+++ b/usr.sbin/ppp/arp.h
@@ -0,0 +1,28 @@
+/*
+ *			User Process PPP
+ *
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan, Inc.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
+ *
+ */
+
+#ifndef _ARP_H_
+#define	_ARP_H_
+extern int cifproxyarp __P((int, u_long));
+extern int sifproxyarp __P((int, u_long));
+#endif
diff --git a/usr.sbin/ppp/async.c b/usr.sbin/ppp/async.c
index 70c1a483df28..ea091fff68f3 100644
--- a/usr.sbin/ppp/async.c
+++ b/usr.sbin/ppp/async.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: async.c,v 1.3 1995/04/16 12:06:39 amurai Exp $
+ * $Id: async.c,v 1.4 1995/05/30 03:50:24 rgrimes Exp $
  *
  */
 #include "fsm.h"
@@ -26,6 +26,7 @@
 #include "lcpproto.h"
 #include "modem.h"
 #include "vars.h"
+#include "os.h"
 
 #define HDLCSIZE	(MAX_MRU*2+6)
 
diff --git a/usr.sbin/ppp/auth.c b/usr.sbin/ppp/auth.c
index 3d76d5cdd90e..654c7856d900 100644
--- a/usr.sbin/ppp/auth.c
+++ b/usr.sbin/ppp/auth.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: auth.c,v 1.4 1995/05/30 03:50:25 rgrimes Exp $
+ * $Id: auth.c,v 1.5 1995/09/02 17:20:49 amurai Exp $
  *
  *	TODO:
  *		o Implement check against with registered IP addresses.
@@ -26,20 +26,24 @@
 #include "lcpproto.h"
 #include "ipcp.h"
 #include "vars.h"
+#include "filter.h"
 #include "auth.h"
+#include "chat.h"
 
 extern FILE *OpenSecret();
 extern void CloseSecret();
 
 LOCAL_AUTH_VALID
-LocalAuthInit(void){
+LocalAuthInit(void)
+{
 
   char *p;
 
   if ( gethostname( VarShortHost, sizeof(VarShortHost))) {
   	return(NOT_FOUND);
   }
-  if ( p = strchr( VarShortHost, '.' ) )
+  p = strchr( VarShortHost, '.' );
+  if (p) 
 	*p = '\0';
 
   VarLocalAuth = LOCAL_NO_AUTH;
@@ -64,7 +68,7 @@ LocalAuthValidate( char *fname, char *system, char *key) {
       continue;
     buff[strlen(buff)-1] = 0;
     bzero(vector, sizeof(vector));
-    n = MakeArgs(buff, &vector);
+    n = MakeArgs(buff, vector);
     if (n < 1)
       continue;
     if (strcmp(vector[0], system) == 0) {
@@ -98,7 +102,7 @@ char *fname, *system, *key;
       continue;
     buff[strlen(buff)-1] = 0;
     bzero(vector, sizeof(vector));
-    n = MakeArgs(buff, &vector);
+    n = MakeArgs(buff, vector);
     if (n < 2)
       continue;
     if (strcmp(vector[0], system) == 0) {
@@ -139,7 +143,7 @@ int len, setaddr;
       continue;
     buff[strlen(buff)-1] = 0;
     bzero(vector, sizeof(vector));
-    n = MakeArgs(buff, &vector);
+    n = MakeArgs(buff, vector);
     if (n < 2)
       continue;
     if (strlen(vector[0]) == len && strncmp(vector[0], system, len) == 0) {
diff --git a/usr.sbin/ppp/auth.h b/usr.sbin/ppp/auth.h
index 952ff2e98b27..f3b9052606da 100644
--- a/usr.sbin/ppp/auth.h
+++ b/usr.sbin/ppp/auth.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: auth.h,v 1.1 1995/02/27 03:17:51 amurai Exp $
+ * $Id: auth.h,v 1.2 1995/05/30 03:50:26 rgrimes Exp $
  *
  *	TODO:
  */
@@ -39,4 +39,6 @@ extern void SendPapChallenge __P((int));
 extern void SendChapChallenge __P((int));
 extern void StopAuthTimer __P((struct authinfo *));
 extern void StartAuthChallenge __P((struct authinfo *));
+extern LOCAL_AUTH_VALID LocalAuthInit __P((void));
+extern int AuthValidate __P((char *, char *, char *));
 #endif
diff --git a/usr.sbin/ppp/ccp.c b/usr.sbin/ppp/ccp.c
index 45742474365d..d236c61ec232 100644
--- a/usr.sbin/ppp/ccp.c
+++ b/usr.sbin/ppp/ccp.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: ccp.c,v 1.3 1995/05/30 03:50:27 rgrimes Exp $
+ * $Id: ccp.c,v 1.4 1996/01/10 21:27:36 phk Exp $
  *
  *	TODO:
  *		o Support other compression protocols
@@ -28,6 +28,7 @@
 #include "ccp.h"
 #include "phase.h"
 #include "vars.h"
+#include "pred.h"
 #include "cdefs.h"
 
 extern void PutConfValue __P((void));
diff --git a/usr.sbin/ppp/ccp.h b/usr.sbin/ppp/ccp.h
index a544430acc16..d19f39a3c6c2 100644
--- a/usr.sbin/ppp/ccp.h
+++ b/usr.sbin/ppp/ccp.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id:$
+ * $Id: ccp.h,v 1.2 1995/02/26 12:17:15 amurai Exp $
  *
  *	TODO:
  */
@@ -49,4 +49,10 @@ struct ccpstate {
 
 extern struct ccpstate CcpInfo;
 
+void CcpRecvResetReq __P((struct fsm *));
+void CcpSendResetReq __P((struct fsm *));
+void CcpInput __P((struct mbuf *));
+void CcpUp __P((void));
+void CcpOpen __P((void));
+void CcpInit __P((void));
 #endif
diff --git a/usr.sbin/ppp/chat.h b/usr.sbin/ppp/chat.h
new file mode 100644
index 000000000000..bdb6dd0765e6
--- /dev/null
+++ b/usr.sbin/ppp/chat.h
@@ -0,0 +1,29 @@
+/*
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ *  Most of codes are derived from chat.c by Karl Fox (karl@MorningStar.Com).
+ *
+ *	Chat -- a program for automatic session establishment (i.e. dial
+ *		the phone and log in).
+ *
+ *	This software is in the public domain.
+ *
+ *	Please send all bug reports, requests for information, etc. to:
+ *
+ *		Karl Fox <karl@MorningStar.Com>
+ *		Morning Star Technologies, Inc.
+ *		1760 Zollinger Road
+ *		Columbus, OH  43221
+ *		(614)451-1883
+ *
+ * $Id: chat.c,v 1.5 1995/09/02 17:20:50 amurai Exp $
+ *
+ */
+#ifndef _CHAT_H_
+#define	_CHAT_H_
+#include "cdefs.h"
+extern char * ExpandString __P((char *, char *, int));
+extern int MakeArgs __P((char *, char **));
+#endif
diff --git a/usr.sbin/ppp/command.c b/usr.sbin/ppp/command.c
index c1ac81f6e15e..fc6b25ccf0dd 100644
--- a/usr.sbin/ppp/command.c
+++ b/usr.sbin/ppp/command.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: command.c,v 1.11 1996/01/10 21:27:40 phk Exp $
+ * $Id: command.c,v 1.12 1996/01/11 05:58:59 peter Exp $
  *
  */
 #include <sys/types.h>
@@ -30,6 +30,7 @@
 #include "lcp.h"
 #include "ipcp.h"
 #include "modem.h"
+#include "filter.h"
 #include "command.h"
 #include "hdlc.h"
 #include "vars.h"
@@ -318,8 +319,8 @@ static int ShowAuthKey()
 
 static int ShowVersion()
 {
-  extern char *VarVersion[];
-  extern char *VarLocalVersion[];
+  extern char VarVersion[];
+  extern char VarLocalVersion[];
 
   printf("%s - %s \n", VarVersion, VarLocalVersion);
   return(1);
@@ -833,7 +834,7 @@ int param;
       strncpy(VarDevice, *argv, sizeof(VarDevice)-1);
       break;
     case VAR_ACCMAP:
-      sscanf(*argv, "%x", &map);
+      sscanf(*argv, "%lx", &map);
       VarAccmap = map;
       break;
     case VAR_PHONE:
diff --git a/usr.sbin/ppp/filter.h b/usr.sbin/ppp/filter.h
index 9a5132bf2255..ca87e7ee4817 100644
--- a/usr.sbin/ppp/filter.h
+++ b/usr.sbin/ppp/filter.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: filter.h,v 1.2 1995/02/26 12:17:26 amurai Exp $
+ * $Id: filter.h,v 1.3 1995/03/11 15:18:41 amurai Exp $
  *
  *	TODO:
  */
@@ -79,4 +79,5 @@ struct filterent ofilters[MAXFILTERS];
 struct filterent dfilters[MAXFILTERS];
 struct filterent afilters[MAXFILTERS];	/* keep Alive packet filter */
 
+extern int ParseAddr __P((int, char **, struct in_addr *, struct in_addr *, int*));
 #endif	_FILTER_H_
diff --git a/usr.sbin/ppp/fsm.c b/usr.sbin/ppp/fsm.c
index 8252b237c470..60f8484fe09c 100644
--- a/usr.sbin/ppp/fsm.c
+++ b/usr.sbin/ppp/fsm.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: fsm.c,v 1.3 1995/05/30 03:50:32 rgrimes Exp $
+ * $Id: fsm.c,v 1.4 1995/09/09 13:23:53 joerg Exp $
  *
  *  TODO:
  *		o Refer loglevel for log output
@@ -28,13 +28,14 @@
 #include "lqr.h"
 #include "lcpproto.h"
 #include "lcp.h"
+#include "ccp.h"
 
 void FsmSendConfigReq(struct fsm *fp);
 void FsmSendTerminateReq(struct fsm *fp);
 void FsmInitRestartCounter(struct fsm *fp);
 void FsmTimeout(struct fsm *fp);
 
-char *StateNames[] = {
+char const *StateNames[] = {
   "Initial", "Starting", "Closed", "Stopped", "Closing", "Stopping",
   "Req-Sent", "Ack-Rcvd", "Ack-Sent", "Opend",
 };
diff --git a/usr.sbin/ppp/fsm.h b/usr.sbin/ppp/fsm.h
index e659ed6464a3..1ba710a69863 100644
--- a/usr.sbin/ppp/fsm.h
+++ b/usr.sbin/ppp/fsm.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: fsm.h,v 1.2 1995/02/26 12:17:28 amurai Exp $
+ * $Id: fsm.h,v 1.4 1995/02/27 03:17:58 amurai Exp $
  *
  *	TODO:
  */
@@ -116,7 +116,7 @@ u_char ReqBuff[200];
 
 u_char *ackp, *nakp, *rejp;
 
-extern char *StateNames[];
+extern char const *StateNames[];
 extern void FsmInit __P((struct fsm *));
 extern void NewState __P((struct fsm *, int));
 extern void FsmOutput __P((struct fsm *, u_int, u_int, u_char *, int));
diff --git a/usr.sbin/ppp/hdlc.c b/usr.sbin/ppp/hdlc.c
index 74fc55cf84b4..474cf987a2f0 100644
--- a/usr.sbin/ppp/hdlc.c
+++ b/usr.sbin/ppp/hdlc.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: hdlc.c,v 1.5 1995/07/30 15:18:29 gpalmer Exp $
+ * $Id: hdlc.c,v 1.6 1996/01/10 21:27:45 phk Exp $
  *
  *	TODO:
  */
@@ -27,6 +27,9 @@
 #include "lcp.h"
 #include "lqr.h"
 #include "vars.h"
+#include "pred.h"
+#include "modem.h"
+#include "ccp.h"
 
 struct hdlcstat {
   int	badfcs;
@@ -264,7 +267,7 @@ ReportProtStatus()
   printf("    Protocol     in        out      Protocol      in       out\n");
   do {
     statp++;
-    printf("   %-9s: %8u, %8u",
+    printf("   %-9s: %8lu, %8lu",
       statp->name, statp->in_count, statp->out_count);
     if (++cnt == 2) {
       printf("\n");
diff --git a/usr.sbin/ppp/hdlc.h b/usr.sbin/ppp/hdlc.h
index e21fcdc6fe82..3da20ef73003 100644
--- a/usr.sbin/ppp/hdlc.h
+++ b/usr.sbin/ppp/hdlc.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id:$
+ * $Id: hdlc.h,v 1.2 1995/02/26 12:17:31 amurai Exp $
  *
  *	TODO:
  */
@@ -52,8 +52,10 @@
 unsigned char EscMap[33];
 
 void HdlcInit __P((void));
+void HdlcErrorCheck __P((void));
 void HdlcInput __P((struct mbuf *bp));
 void HdlcOutput __P((int pri, u_short proto, struct mbuf *bp));
 void AsyncOutput __P((int pri, struct mbuf *bp, int proto));
-
+u_short HdlcFcs __P((u_short, u_char *, int));
+void DecodePacket __P((u_short, struct mbuf *));
 #endif
diff --git a/usr.sbin/ppp/ip.c b/usr.sbin/ppp/ip.c
index 1fbba1a7a1e9..6be717ab6187 100644
--- a/usr.sbin/ppp/ip.c
+++ b/usr.sbin/ppp/ip.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: ip.c,v 1.5 1995/09/17 16:14:46 amurai Exp $
+ * $Id: ip.c,v 1.6 1996/01/10 21:27:50 phk Exp $
  *
  *	TODO:
  *		o Return ICMP message for filterd packet
@@ -31,11 +31,11 @@
 #include <netinet/ip_icmp.h>
 #include <netinet/udp.h>
 #include <netinet/tcp.h>
+#include <arpa/inet.h>
 #include "vars.h"
 #include "filter.h"
 
 extern void SendPppFrame();
-extern int PacketCheck();
 extern void LcpClose();
 
 static struct pppTimer IdleTimer;
@@ -341,7 +341,7 @@ struct mbuf *bp;		/* IN: Pointer to IP pakcet */
    */
   nw = write(tun_out, tunbuff, nb);
   if (nw != nb)
-    fprintf(stderr, "wrote %d, got %d\r\n");
+    fprintf(stderr, "wrote %d, got %d\r\n", nb, nw);
   pfree(bp);
 
   RestartIdleTimer();
diff --git a/usr.sbin/ppp/ip.h b/usr.sbin/ppp/ip.h
new file mode 100644
index 000000000000..fcc461d469d2
--- /dev/null
+++ b/usr.sbin/ppp/ip.h
@@ -0,0 +1,29 @@
+/*
+ *			User Process PPP
+ *
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan, Inc.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
+ *
+ */
+
+#ifndef _IP_H_
+#define	_IP_H_
+extern void IpStartOutput __P((void));
+extern int PacketCheck __P((char *, int , int));
+extern void IpEnqueue __P((int, char *, int));
+#endif
diff --git a/usr.sbin/ppp/ipcp.c b/usr.sbin/ppp/ipcp.c
index ad70fd5d48a3..b36f30b1a654 100644
--- a/usr.sbin/ppp/ipcp.c
+++ b/usr.sbin/ppp/ipcp.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: ipcp.c,v 1.5 1995/07/04 02:57:11 davidg Exp $
+ * $Id: ipcp.c,v 1.6 1995/07/08 08:28:04 amurai Exp $
  *
  *	TODO:
  *		o More RFC1772 backwoard compatibility
@@ -120,9 +120,9 @@ ReportIpcpStatus()
   struct fsm *fp = &IpcpFsm;
 
   printf("%s [%s]\n", fp->name, StateNames[fp->state]);
-  printf(" his side: %s, %x\n",
+  printf(" his side: %s, %lx\n",
      inet_ntoa(icp->his_ipaddr), icp->his_compproto);
-  printf(" my  side: %s, %x\n",
+  printf(" my  side: %s, %lx\n",
      inet_ntoa(icp->want_ipaddr), icp->want_compproto);
   printf("connected: %d secs, idle: %d secs\n\n", ipConnectSecs, ipIdleSecs);
   printf("Defaults:\n");
diff --git a/usr.sbin/ppp/lcp.c b/usr.sbin/ppp/lcp.c
index fa160af2e722..32da0e32e4ae 100644
--- a/usr.sbin/ppp/lcp.c
+++ b/usr.sbin/ppp/lcp.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: lcp.c,v 1.5 1995/07/08 05:09:57 amurai Exp $
+ * $Id: lcp.c,v 1.6 1995/09/17 16:14:47 amurai Exp $
  *
  * TODO:
  *      o Validate magic number received from peer.
@@ -30,10 +30,12 @@
 #include "lcpproto.h"
 #include "os.h"
 #include "hdlc.h"
+#include "ccp.h"
 #include "lqr.h"
 #include "phase.h"
 #include "vars.h"
 #include "auth.h"
+#include <arpa/inet.h>
 
 extern void IpcpUp();
 extern void IpcpOpen();
@@ -152,12 +154,12 @@ ReportLcpStatus()
 
   printf("%s [%s]\n", fp->name, StateNames[fp->state]);
   printf(
-    " his side: MRU %d, ACCMAP %08x, PROTOCOMP %d, ACFCOMP %d MAGIC %08x\n",
+    " his side: MRU %ld, ACCMAP %08lx, PROTOCOMP %d, ACFCOMP %d MAGIC %08lx\n",
     lcp->his_mru, lcp->his_accmap, lcp->his_protocomp, lcp->his_acfcomp, lcp->his_magic);
   printf(
-    " my  side: MRU %d, ACCMAP %08x, PROTOCOMP %d, ACFCOMP %d MAGIC %08x\n",
+    " my  side: MRU %ld, ACCMAP %08lx, PROTOCOMP %d, ACFCOMP %d MAGIC %08lx\n",
     lcp->want_mru, lcp->want_accmap, lcp->want_protocomp, lcp->want_acfcomp, lcp->want_magic);
-  printf("\nDefaults:   MRU = %d, ACCMAP = %08x\t", VarMRU, VarAccmap);
+  printf("\nDefaults:   MRU = %ld, ACCMAP = %08x\t", VarMRU, VarAccmap);
   printf("Open Mode: %s\n", (VarOpenMode == OPEN_ACTIVE)? "active" : "passive");
   return(1);
 }
@@ -173,7 +175,7 @@ GenerateMagic()
 
   time(&tl);
   gettimeofday(&tval, NULL);
-  tl += tval.tv_sec ^ tval.tv_usec + getppid();
+  tl += (tval.tv_sec ^ tval.tv_usec) + getppid();
   tl *= getpid();
   return(tl);
 }
@@ -220,13 +222,15 @@ int len;
 u_long val;
 {
   u_char *cp;
+  struct in_addr ina;
 
   cp = *cpp;
   *cp++ = type; *cp++ = len;
   if (len == 6) {
     if (type == TY_IPADDR) {
+      ina.s_addr = htonl(val);
       LogPrintf(LOG_LCP, " %s [%d] %s\n",
-	types[type], len, inet_ntoa(htonl(val)));
+	types[type], len, inet_ntoa(ina));
     } else {
       LogPrintf(LOG_LCP, " %s [%d] %08x\n", types[type], len, val);
     }
diff --git a/usr.sbin/ppp/log.h b/usr.sbin/ppp/log.h
index 2c33c7ef7342..e958efcf8264 100644
--- a/usr.sbin/ppp/log.h
+++ b/usr.sbin/ppp/log.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: log.h,v 1.2 1995/02/26 12:17:38 amurai Exp $
+ * $Id: log.h,v 1.4 1995/02/27 03:18:16 amurai Exp $
  *
  *	TODO:
  */
@@ -51,4 +51,5 @@ extern void LogClose __P((void));
 extern void logprintf __P((char *, ...)), LogPrintf __P((int, char *, ...));
 extern void LogDumpBp __P((int level, char *header, struct mbuf *bp));
 extern void LogDumpBuff __P((int level, char *header, u_char *ptr, int cnt));
+extern void ListLog __P((void));
 #endif
diff --git a/usr.sbin/ppp/lqr.c b/usr.sbin/ppp/lqr.c
index eaa677cf9fc7..c6dde2ecc397 100644
--- a/usr.sbin/ppp/lqr.c
+++ b/usr.sbin/ppp/lqr.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: lqr.c,v 1.3 1995/04/17 04:21:35 amurai Exp $
+ * $Id: lqr.c,v 1.4 1995/05/30 03:50:44 rgrimes Exp $
  *
  *	o LQR based on RFC1333
  *
@@ -31,6 +31,7 @@
 #include "hdlc.h"
 #include "lcp.h"
 #include "vars.h"
+#include "main.h"
 
 struct pppTimer LqrTimer;
 
diff --git a/usr.sbin/ppp/main.c b/usr.sbin/ppp/main.c
index f771766d686f..c1c90be1f0b4 100644
--- a/usr.sbin/ppp/main.c
+++ b/usr.sbin/ppp/main.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: main.c,v 1.11 1995/10/08 14:57:29 amurai Exp $
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
  *
  *	TODO:
  *		o Add commands for traffic summary, version display, etc.
@@ -37,11 +37,14 @@
 #include "modem.h"
 #include "os.h"
 #include "hdlc.h"
+#include "ccp.h"
 #include "lcp.h"
 #include "ipcp.h"
 #include "vars.h"
 #include "auth.h"
 #include "filter.h"
+#include "systems.h"
+#include "ip.h"
 
 #define LAUTH_M1 "Warning: No password entry for this host in ppp.secret\n"
 #define LAUTH_M2 "Warning: All manipulation is allowed by anyone in the world\n"
@@ -377,7 +380,7 @@ char **argv;
       snprintf(pid_filename, sizeof (pid_filename), "%s/PPP.%s",
 		  _PATH_VARRUN, dstsystem);
       unlink(pid_filename);
-      sprintf(pid, "%d\n", getpid());
+      sprintf(pid, "%lu\n", getpid());
 
       if ((fd = open(pid_filename, O_RDWR|O_CREAT, 0666)) != -1)
       {
@@ -565,7 +568,8 @@ int n;
     fp = *hp;
     if (DEV_IS_SYNC)
       fp++;
-    if (ptr = strstr((char *)cp, fp))
+    ptr = strstr((char *)cp, fp);
+    if (ptr)
       break;
   }
   return((u_char *)ptr);
diff --git a/usr.sbin/ppp/main.h b/usr.sbin/ppp/main.h
new file mode 100644
index 000000000000..1f578821ea96
--- /dev/null
+++ b/usr.sbin/ppp/main.h
@@ -0,0 +1,27 @@
+/*
+ *			User Process PPP
+ *
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan, Inc.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
+ *
+ */
+
+#ifndef _MAIN_H_
+#define	_MAIN_H_
+void Cleanup __P((int));
+#endif
diff --git a/usr.sbin/ppp/modem.c b/usr.sbin/ppp/modem.c
index 1adca2523e4c..020da908c522 100644
--- a/usr.sbin/ppp/modem.c
+++ b/usr.sbin/ppp/modem.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: modem.c,v 1.9 1995/09/02 17:20:53 amurai Exp $
+ * $Id: modem.c,v 1.10 1996/01/10 21:27:55 phk Exp $
  *
  *  TODO:
  */
@@ -40,7 +40,6 @@
 #endif
 
 extern int DoChat();
-extern void CloseModem();
 
 static int mbits;			/* Current DCD status */
 static int connect_time;		/* connection time */
diff --git a/usr.sbin/ppp/modem.h b/usr.sbin/ppp/modem.h
index 53e3573f5f61..9cb6506f330e 100644
--- a/usr.sbin/ppp/modem.h
+++ b/usr.sbin/ppp/modem.h
@@ -15,7 +15,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: modem.h,v 1.2 1995/02/26 12:17:46 amurai Exp $
+ * $Id: modem.h,v 1.4 1995/02/27 03:18:22 amurai Exp $
  *
  *	TODO:
  */
@@ -33,8 +33,13 @@ extern void DownModem __P((int));
 extern void WriteModem __P((int, char *, int));
 extern void ModemStartOutput __P((int));
 extern int OpenModem __P((int));
+extern void CloseModem __P((void));
 extern int ModemSpeed __P((void));
 extern int ModemQlen __P((void));
 extern int DialModem __P((void));
-
+extern int SpeedToInt __P((speed_t));
+extern speed_t IntToSpeed __P((int));
+extern void ModemTimeout __P((void));
+extern void DownConnection __P((void));
+extern void ModemOutput __P((int, struct mbuf *));
 #endif
diff --git a/usr.sbin/ppp/os.c b/usr.sbin/ppp/os.c
index 92acff6eb303..691e258ddc7e 100644
--- a/usr.sbin/ppp/os.c
+++ b/usr.sbin/ppp/os.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: os.c,v 1.2 1995/02/26 12:17:48 amurai Exp $
+ * $Id: os.c,v 1.3 1995/05/30 03:50:52 rgrimes Exp $
  *
  */
 #include "fsm.h"
@@ -31,10 +31,14 @@
 #include <fcntl.h>
 #include <net/if.h>
 #include <net/if_tun.h>
+#include <arpa/inet.h>
 #include <errno.h>
 #include "ipcp.h"
 #include "os.h"
 #include "vars.h"
+#include "arp.h"
+#include "systems.h"
+#include "route.h"
 
 static struct ifaliasreq ifra;
 static struct ifreq ifrq;
diff --git a/usr.sbin/ppp/pred.h b/usr.sbin/ppp/pred.h
new file mode 100644
index 000000000000..e44a489b2055
--- /dev/null
+++ b/usr.sbin/ppp/pred.h
@@ -0,0 +1,29 @@
+/*
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: ccp.h,v 1.2 1995/02/26 12:17:15 amurai Exp $
+ *
+ *	TODO:
+ */
+
+#ifndef _PRED_H_
+#define	_PRED_H_
+
+extern void Pred1Output __P((int, u_short, struct mbuf *bp));
+extern void Pred1Input __P((struct mbuf*));
+extern void Pred1Init __P((int));
+#endif
diff --git a/usr.sbin/ppp/route.c b/usr.sbin/ppp/route.c
index 84f3d627f41e..d5d4de97926a 100644
--- a/usr.sbin/ppp/route.c
+++ b/usr.sbin/ppp/route.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: route.c,v 1.3 1995/05/30 03:50:56 rgrimes Exp $
+ * $Id: route.c,v 1.4 1995/07/08 06:08:52 amurai Exp $
  *
  */
 #include <sys/types.h>
@@ -234,7 +234,7 @@ ShowRoute()
 	  mask <<= 8;
       }
     }
-    printf("%08x  ", mask);
+    printf("%08lx  ", mask);
     p_flags(rtm->rtm_flags & (RTF_UP|RTF_GATEWAY|RTF_HOST), "%-6.6s ");
     printf("(%d)\n", rtm->rtm_index);
   }
diff --git a/usr.sbin/ppp/route.h b/usr.sbin/ppp/route.h
new file mode 100644
index 000000000000..4aba1af33d19
--- /dev/null
+++ b/usr.sbin/ppp/route.h
@@ -0,0 +1,27 @@
+/*
+ *			User Process PPP
+ *
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan, Inc.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
+ *
+ */
+
+#ifndef _ROUTE_H_
+#define	_ROUTE_H_
+int GetIfIndex __P((char *));
+#endif
diff --git a/usr.sbin/ppp/slcompress.c b/usr.sbin/ppp/slcompress.c
index 5bf842a4dbc6..dfabb0b35eea 100644
--- a/usr.sbin/ppp/slcompress.c
+++ b/usr.sbin/ppp/slcompress.c
@@ -17,13 +17,13 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: slcompress.c,v 1.2 1995/02/26 12:17:57 amurai Exp $
+ * $Id: slcompress.c,v 1.3 1995/05/30 03:50:57 rgrimes Exp $
  *
  *	Van Jacobson (van@helios.ee.lbl.gov), Dec 31, 1989:
  *	- Initial distribution.
  */
 #ifndef lint
-static char rcsid[] = "$Header";
+static char const rcsid[] = "$Id$";
 #endif
 
 #include "defs.h"
diff --git a/usr.sbin/ppp/systems.h b/usr.sbin/ppp/systems.h
new file mode 100644
index 000000000000..b1953a4969eb
--- /dev/null
+++ b/usr.sbin/ppp/systems.h
@@ -0,0 +1,28 @@
+/*
+ *			User Process PPP
+ *
+ *	    Written by Toshiharu OHNO (tony-o@iij.ad.jp)
+ *
+ *   Copyright (C) 1993, Internet Initiative Japan, Inc. All rights reserverd.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the Internet Initiative Japan, Inc.  The name of the
+ * IIJ may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * $Id: main.c,v 1.12 1996/01/10 21:27:53 phk Exp $
+ *
+ */
+
+#ifndef _SYSTEMS_H_
+#define	_SYSTEMS_H_
+extern void GetUid __P((void));
+extern int SelectSystem __P((char *, char*));
+#endif
diff --git a/usr.sbin/ppp/uucplock.c b/usr.sbin/ppp/uucplock.c
index f6a029f4841f..5b1ffa2ab098 100644
--- a/usr.sbin/ppp/uucplock.c
+++ b/usr.sbin/ppp/uucplock.c
@@ -30,12 +30,12 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: uucplock.c,v 1.5 1995/05/30 03:51:00 rgrimes Exp $
+ * $Id: uucplock.c,v 1.6 1996/01/10 21:28:03 phk Exp $
  *
  */
 
 #ifndef lint
-static char sccsid[] = "@(#)uucplock.c	5.5 (Berkeley) 6/1/90";
+static char const sccsid[] = "@(#)uucplock.c	5.5 (Berkeley) 6/1/90";
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -112,6 +112,7 @@ uu_lock(ttyname)
 	return(0);
 }
 
+int
 uu_unlock(ttyname)
 	char *ttyname;
 {