diff -Nur dsniff-2.3/configure dsniff-2.3.patched/configure
--- dsniff-2.3/configure	2000-12-03 05:35:46.000000000 +0100
+++ dsniff-2.3.patched/configure	2005-06-09 11:44:33.000000000 +0200
@@ -3023,7 +3023,7 @@
 	PCAPINC="-I$withval -I$withval/bpf"
 	PCAPLIB="-L$withval -lpcap"
      elif test -f $withval/include/pcap.h -a \
-	       -f $withval/include/net/bpf.h -a \
+	       -f $withval/include/pcap-bpf.h -a \
 	       -f $withval/lib/libpcap.a; then
 	owd=`pwd`
 	if cd $withval; then withval=`pwd`; cd $owd; fi