--- main.c.orig	Sun Apr 29 11:49:51 2007
+++ main.c	Sun Apr 29 11:49:54 2007
@@ -23,7 +23,7 @@
 #include "tcptraceroute.h"
 
 /* globals */
-u_long dst_ip, src_ip, isn;
+u_int32_t dst_ip, src_ip, isn;
 u_short src_prt, dst_prt;
 char *device, *name, *dst, *src;
 char dst_name[TEXTSIZE], dst_prt_name[TEXTSIZE], filter[TEXTSIZE];
@@ -43,7 +43,7 @@ char errbuf [PCAP_ERRBUF_SIZE > LIBNET_ERRBUF_SIZE ?
 void defaults(void)
 {
 	struct servent *serv;
-	u_long recommended_src;
+	u_int32_t recommended_src;
 
 	getinterfaces();