diff -purN linux-2.6.23-rc2.orig/include/linux/netfilter_helpers.h linux-2.6.23-rc2/include/linux/netfilter_helpers.h
--- linux-2.6.23-rc2.orig/include/linux/netfilter_helpers.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.23-rc2/include/linux/netfilter_helpers.h 2007-08-05 10:53:55.000000000 +0200
-@@ -0,0 +1,133 @@
+@@ -0,0 +1,139 @@
+/*
+ * Helpers for netfiler modules. This file provides implementations for basic
+ * functions such as strncasecmp(), etc.
+}
+#endif /* NF_NEED_NEXTLINE */
+
++#define NIPQUAD(addr) \
++ ((unsigned char *)&addr)[0], \
++ ((unsigned char *)&addr)[1], \
++ ((unsigned char *)&addr)[2], \
++ ((unsigned char *)&addr)[3]
++
+#endif /* __KERNEL__ */
+
+#endif /* _NETFILTER_HELPERS_H */
diff -purN linux-2.6.23-rc2.orig/net/ipv4/netfilter/Makefile linux-2.6.23-rc2/net/ipv4/netfilter/Makefile
--- linux-2.6.23-rc2.orig/net/ipv4/netfilter/Makefile 2007-08-05 21:14:19.000000000 +0200
+++ linux-2.6.23-rc2/net/ipv4/netfilter/Makefile 2007-08-05 10:53:55.000000000 +0200
-@@ -0,0 +0,1 @@
+@@ -0,0 +1 @@
+obj-$(CONFIG_NF_NAT_RTSP) += nf_nat_rtsp.o
diff -purN linux-2.6.23-rc2.orig/net/netfilter/Kconfig linux-2.6.23-rc2/net/netfilter/Kconfig
--- linux-2.6.23-rc2.orig/net/netfilter/Kconfig 2007-08-05 21:17:02.000000000 +0200
diff -purN linux-2.6.23-rc2.orig/net/netfilter/Makefile linux-2.6.23-rc2/net/netfilter/Makefile
--- linux-2.6.23-rc2.orig/net/netfilter/Makefile 2007-08-05 21:17:02.000000000 +0200
+++ linux-2.6.23-rc2/net/netfilter/Makefile 2007-08-05 11:04:59.000000000 +0200
-@@ -0,0 +0,1 @@
+@@ -0,0 +1 @@
+obj-$(CONFIG_NF_CONNTRACK_RTSP) += nf_conntrack_rtsp.o
diff -purN linux-2.6.24-rc1.orig/include/linux/netfilter/nf_conntrack_rtsp.h linux-2.6.24-rc1/include/linux/netfilter/nf_conntrack_rtsp.h
--- linux-2.6.24-rc1.orig/include/linux/netfilter/nf_conntrack_rtsp.h 1970-01-01 01:00:00.000000000 +0100