diff --git a/usr.sbin/ppp/alias.h b/usr.sbin/ppp/alias.h
index 35fc1ccc2a72..407582262975 100644
--- a/usr.sbin/ppp/alias.h
+++ b/usr.sbin/ppp/alias.h
@@ -11,9 +11,11 @@
 
 #ifndef _ALIAS_H_
 #define _ALIAS_H_
-extern void PacketAliasIn __P((char *));
-extern void PacketAliasOut __P((char *));
+
+extern void PacketAliasIn __P((struct ip *));
+extern void PacketAliasOut __P((struct ip *));
 extern void SetAliasAddress __P((struct in_addr));
 extern void InitAlias();
 extern void InitAliasLog();
+
 #endif
diff --git a/usr.sbin/ppp/ip.c b/usr.sbin/ppp/ip.c
index 02290a5ff37e..a5abc734e8d4 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 1.10 1996/12/03 21:38:45 nate Exp $
+ * $Id: ip.c,v 1.11 1996/12/12 14:39:40 jkh Exp $
  *
  *	TODO:
  *		o Return ICMP message for filterd packet
@@ -333,8 +333,8 @@ struct mbuf *bp;		/* IN: Pointer to IP pakcet */
   }
 
   if (mode & MODE_ALIAS) {
-    PacketAliasIn(tunbuff);
-    nb = ntohs(((struct ip *) tunbuff)->ip_len);
+    PacketAliasIn((struct ip *)tunbuff);
+    nb = ntohs(((struct ip *)tunbuff)->ip_len);
   }
 
   if ( PacketCheck(tunbuff, nb, FL_IN ) < 0) {
diff --git a/usr.sbin/ppp/main.c b/usr.sbin/ppp/main.c
index d1f74b64c7a0..e692a40745c6 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 1.23 1996/12/03 21:38:48 nate Exp $
+ * $Id: main.c,v 1.24 1996/12/12 14:39:45 jkh Exp $
  *
  *	TODO:
  *		o Add commands for traffic summary, version display, etc.
@@ -881,8 +881,8 @@ DoLoop()
 	pri = PacketCheck(rbuff, n, FL_DIAL);
 	if (pri >= 0) {
 	  if (mode & MODE_ALIAS) {
-	    PacketAliasOut(rbuff);
-	    n = ntohs(((struct ip *) rbuff)->ip_len);
+	    PacketAliasOut((struct ip *)rbuff);
+	    n = ntohs(((struct ip *)rbuff)->ip_len);
 	  }
 	  IpEnqueue(pri, rbuff, n);
 	  dial_up = TRUE;		/* XXX */
@@ -892,8 +892,8 @@ DoLoop()
       pri = PacketCheck(rbuff, n, FL_OUT);
       if (pri >= 0) {
         if (mode & MODE_ALIAS) {
-          PacketAliasOut(rbuff);
-          n = ntohs(((struct ip *) rbuff)->ip_len);
+          PacketAliasOut((struct ip *)rbuff);
+          n = ntohs(((struct ip *)rbuff)->ip_len);
         }
 	IpEnqueue(pri, rbuff, n);
       }