Index: libpcap_stuff.c
--- libpcap_stuff.c.orig	2002-12-13 15:07:07.000000000 +0100
+++ libpcap_stuff.c	2004-05-03 20:14:42.000000000 +0200
@@ -17,7 +17,7 @@
 #include <stdlib.h>
 #include <sys/ioctl.h>
 #include <pcap.h>
-#include <net/bpf.h>
+#include <pcap-bpf.h>
 
 #include "globals.h"
 
@@ -35,7 +35,7 @@
 		printf("[open_pcap] pcap_open_live: %s\n", errbuf);
 		return -1;
 	}
-#if (!defined OSTYPE_LINUX) && (!defined __sun__)
+#if 0
 	/* Return the packets to userspace as fast as possible */
 	if (ioctl(pcap_fileno(pcapfp), BIOCIMMEDIATE, &on) == -1)
 		perror("[open_pcap] ioctl(... BIOCIMMEDIATE ...)");