diff --git a/debian/changelog b/debian/changelog
index a31730d..4d372c4 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+dns-flood-detector (1.10-4) unstable; urgency=low
+
+  * included fix_prototyp patch provided by "dann frazier <dannf@debian.org>"
+    (Closes: #399283).
+  * build depend to dpatch
+
+ -- Jan Wagner <waja@cyconet.org>  Sun, 19 Nov 2006 10:18:55 +0100
+
 dns-flood-detector (1.10-3) unstable; urgency=low
 
   * using killall in init script to get daemon stopped
diff --git a/debian/control b/debian/control
index e6850f0..175e510 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: dns-flood-detector
 Section: net
 Priority: optional
 Maintainer: Jan Wagner <waja@cyconet.org>
-Build-Depends: debhelper (>= 5), libpcap0.8-dev
+Build-Depends: debhelper (>= 5), dpatch, libpcap0.8-dev
 Standards-Version: 3.7.2
 
 Package: dns-flood-detector
diff --git a/debian/patches/00list b/debian/patches/00list
new file mode 100644
index 0000000..3220968
--- /dev/null
+++ b/debian/patches/00list
@@ -0,0 +1 @@
+01_fix_prototyp.dpatch
diff --git a/debian/patches/01_fix_prototyp.dpatch b/debian/patches/01_fix_prototyp.dpatch
new file mode 100755
index 0000000..e819b18
--- /dev/null
+++ b/debian/patches/01_fix_prototyp.dpatch
@@ -0,0 +1,31 @@
+#!/bin/sh /usr/share/dpatch/dpatch-run
+## 01_fix_prototyp.dpatch by dann frazier <dannf@debian.org>
+##
+## DP: fix missing function prototype definition 
+
+@DPATCH@
+
+--- dns-flood-detector-1.10/dns_flood_detector.c~       2003-12-29 20:53:38.000000000 -0700
++++ dns-flood-detector-1.10/dns_flood_detector.c        2006-11-18 17:38:47.000000000 -0700
+@@ -79,11 +79,13 @@
+ #include <stdlib.h>
+ #include <fcntl.h>
+ #include <errno.h>
++#include <sys/socket.h>
+ #include <netinet/in_systm.h>
+ #include <netinet/in.h>
+ #include <netinet/ip.h>
+ #include <netinet/tcp.h>
+ #include <netinet/udp.h>
++#include <arpa/inet.h>
+ #ifdef __bsdi__
+ #include <net/if_ethernet.h>
+ #else
+@@ -99,6 +101,7 @@
+ #include <math.h>
+ #include <signal.h>
+ #include <syslog.h>
++#include <string.h>
+ #include "dns_flood_detector.h"
+ 
+ // global variables and their defaults
diff --git a/debian/rules b/debian/rules
index 1bec93c..d2b64f4 100755
--- a/debian/rules
+++ b/debian/rules
@@ -4,6 +4,8 @@
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
 
+include /usr/share/dpatch/dpatch.make
+
 CFLAGS += -D_BSD_SOURCE -Wall -g
 LDLIBS += -lpcap -lpthread -lm
 
@@ -14,14 +16,14 @@ else
 endif
 
 build: build-stamp
-build-stamp:
+build-stamp: patch-stamp
 	dh_testdir
 	# Add here commands to compile the package.
 	$(CC) $(CFLAGS) dns_flood_detector.c $(LDLIBS) -o dns_flood_detector
 
 	touch $@
 
-clean:
+clean: unpatch
 	dh_testdir
 	dh_testroot
 	rm -f build-stamp