diff -upk.orig tcptraceroute-1.5beta7.orig/datalink.c tcptraceroute-1.5beta7/datalink.c
--- tcptraceroute-1.5beta7.orig/datalink.c	2006-03-29 02:30:25 +0000
+++ tcptraceroute-1.5beta7/datalink.c	2006-05-24 20:54:23 +0000
@@ -281,7 +281,8 @@ void getinterfaces(void)
 u_long findsrc(u_long dest)
 {
 	struct sockaddr_in sinsrc, sindest;
-	int s, size;
+	int s;
+	socklen_t size;
 
 	if ((s = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0)
 		pfatal("socket error");
diff -upk.orig tcptraceroute-1.5beta7.orig/probe.c tcptraceroute-1.5beta7/probe.c
--- tcptraceroute-1.5beta7.orig/probe.c	2006-03-29 02:30:40 +0000
+++ tcptraceroute-1.5beta7/probe.c	2006-05-24 20:53:52 +0000
@@ -80,7 +80,8 @@ void freeproberecord(proberecord *record
 u_short allocateport(u_short requested)
 {
 	struct sockaddr_in in;
-	int	s, insize;
+	int	s;
+	socklen_t insize;
 
 	if ((s = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0)
 		pfatal("socket error");
diff -upk.orig tcptraceroute-1.5beta7.orig/util.h tcptraceroute-1.5beta7/util.h
--- tcptraceroute-1.5beta7.orig/util.h	2006-05-24 20:37:22 +0000
+++ tcptraceroute-1.5beta7/util.h	2006-05-24 20:50:05 +0000
@@ -49,7 +49,7 @@
 	libnet_name_resolve((u_char *)hostname, numeric)
 #else
 #define hosttoip(hostname, numeric) \
-	libnet_name2addr4(libnet_context, (u_char *)hostname, numeric)
+	libnet_name2addr4(libnet_context, (char *)hostname, numeric)
 #endif
 
 void fatal(char *, ...) TCPTRACEROUTE_NORETURN TCPTRACEROUTE_FORMAT((__printf__, 1, 2));