diff -Nur linux-libc-headers-2.6.8.1.org/include/linux/netfilter_ipv4/ipt_osf.h linux-libc-headers-2.6.8.1/include/linux/netfilter_ipv4/ipt_osf.h
--- linux-libc-headers-2.6.8.1.org/include/linux/netfilter_ipv4/ipt_osf.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-libc-headers-2.6.8.1/include/linux/netfilter_ipv4/ipt_osf.h	2004-09-13 11:41:05.000000000 +0200
@@ -0,0 +1,77 @@
+
+#ifndef _IPT_OSF_H
+#define _IPT_OSF_H
+
+#define MAXGENRELEN            32
+#define MAXDETLEN              64
+
+#define IPT_OSF_GENRE          1
+#define        IPT_OSF_SMART           2
+#define IPT_OSF_LOG            4
+#define IPT_OSF_NETLINK                8
+
+#define IPT_OSF_LOGLEVEL_ALL   0
+#define IPT_OSF_LOGLEVEL_FIRST 1
+
+//#include <linux/list.h>
+//#include <net/tcp.h>
+
+//#include <netinet/ip.h>
+//#include <netinet/tcp.h>
+
+struct list_head
+{
+       struct list_head *prev, *next;
+};
+
+struct ipt_osf_info
+{
+       char                    genre[MAXGENRELEN];
+       int                     len;
+       unsigned long           flags;
+       int                     loglevel;
+       int                     invert; /* UNSUPPORTED */
+};
+
+struct osf_wc
+{
+       char                    wc;
+       unsigned long           val;
+};
+
+/* This struct represents IANA options
+ * http://www.iana.org/assignments/tcp-parameters
+ */
+struct osf_opt
+{
+       unsigned char           kind;
+       unsigned char           length;
+       struct osf_wc           wc;
+};
+
+struct osf_finger
+{
+       struct list_head        flist;
+       struct osf_wc           wss;
+       unsigned char           ttl;
+       unsigned char           df;
+       unsigned long           ss;
+       unsigned char           genre[MAXGENRELEN];
+       unsigned char           version[MAXGENRELEN], subtype[MAXGENRELEN];
+
+       /* Not needed, but for consistency with original table from Michal Zalewski */
+       unsigned char           details[MAXDETLEN]; 
+
+       int                     opt_num;
+       struct osf_opt          opt[MAX_IPOPTLEN]; /* In case it is all NOP or EOL */
+
+};
+
+struct ipt_osf_nlmsg
+{
+       struct osf_finger       f;
+       struct iphdr            ip;
+       struct tcphdr           tcp;
+};
+
+#endif /* _IPT_OSF_H */
diff -Nur linux-libc-headers-2.6.8.1.org/include/linux/netfilter_ipv4/ipt_u32.h linux-libc-headers-2.6.8.1/include/linux/netfilter_ipv4/ipt_u32.h
--- linux-libc-headers-2.6.8.1.org/include/linux/netfilter_ipv4/ipt_u32.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-libc-headers-2.6.8.1/include/linux/netfilter_ipv4/ipt_u32.h	2004-09-13 12:02:51.000000000 +0200
@@ -0,0 +1,40 @@
+#ifndef _IPT_U32_H
+#define _IPT_U32_H
+#include <linux/netfilter_ipv4/ip_tables.h>
+
+enum ipt_u32_ops
+{
+	IPT_U32_AND,
+	IPT_U32_LEFTSH,
+	IPT_U32_RIGHTSH,
+	IPT_U32_AT
+};
+
+struct ipt_u32_location_element
+{
+	u_int32_t number;
+	u_int8_t nextop;
+};
+struct ipt_u32_value_element
+{
+	u_int32_t min;
+	u_int32_t max;
+};
+/* *** any way to allow for an arbitrary number of elements?
+   for now I settle for a limit of 10 of each */
+#define U32MAXSIZE 10
+struct ipt_u32_test
+{
+	u_int8_t nnums;
+	struct ipt_u32_location_element location[U32MAXSIZE+1];
+	u_int8_t nvalues;
+	struct ipt_u32_value_element value[U32MAXSIZE+1];
+};
+
+struct ipt_u32
+{
+	u_int8_t ntests;
+	struct ipt_u32_test tests[U32MAXSIZE+1];
+};
+
+#endif /*_IPT_U32_H*/