--- ppp-2.4.2/pppd/demand.c.orig	2003-03-03 00:11:45.000000000 -0500
+++ ppp-2.4.2/pppd/demand.c	2004-04-12 00:08:37.000000000 -0400
@@ -50,7 +50,7 @@
 #include <sys/socket.h>
 #ifdef PPP_FILTER
 #include <net/if.h>
-#include <net/bpf.h>
+#include <pcap-bpf.h>
 #include <pcap.h>
 #endif
 
--- ppp-2.4.2/pppd/sys-linux.c.orig	2004-01-12 23:05:20.000000000 -0500
+++ ppp-2.4.2/pppd/sys-linux.c	2004-04-12 00:09:04.000000000 -0400
@@ -141,7 +141,7 @@
 #endif /* IPX_CHANGE */
 
 #ifdef PPP_FILTER
-#include <net/bpf.h>
+#include <pcap-bpf.h>
 #include <linux/filter.h>
 #endif /* PPP_FILTER */