--- libpcap/pcap-null.c.orig	Sun Dec  7 19:03:41 2003
+++ libpcap/pcap-null.c	Sun Dec  7 19:03:52 2003
@@ -54,7 +54,7 @@
 }
 
 pcap_t *
-pcap_open_live(char *device, int snaplen, int promisc, int to_ms, char *ebuf)
+pcap_open_live(const char *device, int snaplen, int promisc, int to_ms, char *ebuf)
 {
 	(void)strlcpy(ebuf, nosup, PCAP_ERRBUF_SIZE);
 	return (NULL);