--- dsniff-2.4/pcaputil.h~	2001-03-15 09:33:06.000000000 +0100
+++ dsniff-2.4/pcaputil.h	2021-10-23 22:47:00.870619350 +0200
@@ -11,9 +11,9 @@
 #ifndef PCAPUTIL_H
 #define PCAPUTIL_H
 
-pcap_t *pcap_init(char *intf, char *filter, int snaplen);
+pcap_t *dsniff_pcap_init(char *intf, char *filter, int snaplen);
 
-int	pcap_dloff(pcap_t *pd);
+int	dsniff_pcap_dloff(pcap_t *pd);
 
 char   *copy_argv(char **argv);
 
--- dsniff-2.4/pcaputil.c~	2021-10-23 22:42:08.000000000 +0200
+++ dsniff-2.4/pcaputil.c	2021-10-23 22:47:56.183933244 +0200
@@ -32,7 +32,7 @@
 #endif
 
 int
-pcap_dloff(pcap_t *pd)
+dsniff_pcap_dloff(pcap_t *pd)
 {
 	int offset = -1;
 	
@@ -63,7 +63,7 @@
 }
 
 pcap_t *
-pcap_init(char *intf, char *filter, int snaplen)
+dsniff_pcap_init(char *intf, char *filter, int snaplen)
 {
 	pcap_t *pd;
 	u_int net, mask;
--- dsniff-2.4/tcpkill.c~	2021-10-23 22:42:08.000000000 +0200
+++ dsniff-2.4/tcpkill.c	2021-10-23 22:49:35.162844763 +0200
@@ -130,10 +130,10 @@
 	
 	filter = copy_argv(argv);
 	
-	if ((pd = pcap_init(intf, filter, 64)) == NULL)
+	if ((pd = dsniff_pcap_init(intf, filter, 64)) == NULL)
 		errx(1, "couldn't initialize sniffing");
 
-	if ((pcap_off = pcap_dloff(pd)) < 0)
+	if ((pcap_off = dsniff_pcap_dloff(pd)) < 0)
 		errx(1, "couldn't determine link layer offset");
 	
 	if ((l = libnet_init(LIBNET_RAW4, intf, libnet_ebuf)) == NULL)
--- dsniff-2.4/tcpnice.c~	2021-10-23 22:42:08.000000000 +0200
+++ dsniff-2.4/tcpnice.c	2021-10-23 22:49:52.935900084 +0200
@@ -204,10 +204,10 @@
 	
 	filter = copy_argv(argv);
 	
-	if ((pd = pcap_init(intf, filter, 128)) == NULL)
+	if ((pd = dsniff_pcap_init(intf, filter, 128)) == NULL)
 		errx(1, "couldn't initialize sniffing");
 
-	if ((pcap_off = pcap_dloff(pd)) < 0)
+	if ((pcap_off = dsniff_pcap_dloff(pd)) < 0)
 		errx(1, "couldn't determine link layer offset");
 	
 	if ((l = libnet_init(LIBNET_RAW4, intf, libnet_ebuf)) == NULL)
--- dsniff-2.4/dnsspoof.c~	2021-10-23 22:42:08.000000000 +0200
+++ dsniff-2.4/dnsspoof.c	2021-10-23 22:50:13.142260253 +0200
@@ -309,10 +309,10 @@
 	else snprintf(buf, sizeof(buf), "udp dst port 53 and not src %s",
 		      libnet_addr2name4(lnet_ip, LIBNET_DONT_RESOLVE));
 	
-	if ((pcap_pd = pcap_init(dev, buf, 128)) == NULL)
+	if ((pcap_pd = dsniff_pcap_init(dev, buf, 128)) == NULL)
 		errx(1, "couldn't initialize sniffing");
 
-	if ((pcap_off = pcap_dloff(pcap_pd)) < 0)
+	if ((pcap_off = dsniff_pcap_dloff(pcap_pd)) < 0)
 		errx(1, "couldn't determine link layer offset");
 	
 	if ((l = libnet_init(LIBNET_RAW4, dev, ebuf)) == NULL)