diff -Naur linux-2.6.39.4.orig/include/linux/netfilter/nf_log.h linux-2.6.39.4/include/linux/netfilter/nf_log.h
--- linux-2.6.39.4.orig/include/linux/netfilter/nf_log.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.39.4/include/linux/netfilter/nf_log.h	2026-06-28 13:30:00.000000000 +0200
@@ -0,0 +1,15 @@
+#ifndef _NETFILTER_NF_LOG_H
+#define _NETFILTER_NF_LOG_H
+
+#define NF_LOG_TCPSEQ		0x01	/* Log TCP sequence numbers */
+#define NF_LOG_TCPOPT		0x02	/* Log TCP options */
+#define NF_LOG_IPOPT		0x04	/* Log IP options */
+#define NF_LOG_UID		0x08	/* Log UID owning local socket */
+#define NF_LOG_MASK		0x0f
+
+#define NF_LOG_TYPE_LOG		0x01
+#define NF_LOG_TYPE_ULOG	0x02
+
+#define NF_LOG_PREFIXLEN	128
+
+#endif /* _NETFILTER_NF_LOG_H */