D56616.diff
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D56616.diff
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	diff --git a/sys/netinet/ip_fw.h b/sys/netinet/ip_fw.h
	--- a/sys/netinet/ip_fw.h
	+++ b/sys/netinet/ip_fw.h
	@@ -78,6 +78,7 @@
	#define IP_FW3_OPVER_0 0
	#define IP_FW3_OPVER_1 1 /* 32bit rulenum */
	#define IP_FW3_OPVER IP_FW3_OPVER_1
	+#define IP_FW_KBIVER 1500034

	/* IP_FW3 opcodes */
	#define IP_FW_TABLE_XADD 86 /* add entry */
	diff --git a/sys/netpfil/ipfw/ip_fw_sockopt.c b/sys/netpfil/ipfw/ip_fw_sockopt.c
	--- a/sys/netpfil/ipfw/ip_fw_sockopt.c
	+++ b/sys/netpfil/ipfw/ip_fw_sockopt.c
	@@ -170,6 +170,26 @@
	VNET_DEFINE_STATIC(uma_zone_t, ipfw_cntr_zone);
	#define V_ipfw_cntr_zone VNET(ipfw_cntr_zone)

	+#ifdef SYSCTL_NODE
	+
	+SYSBEGIN(f5)
	+
	+/*
	+ * KBI version is similar to osreldate representing the Kernel release date
	+ * when the last change in KBI was made.
	+ *
	+ * Used in /sbin/ipfw to detect a KBI change and execve() into a KBI-compatible
	+ * binary.
	+ */
	+
	+SYSCTL_DECL(_net_inet_ip_fw);
	+SYSCTL_INT(_net_inet_ip_fw, OID_AUTO, kbi_version, CTLFLAG_RD,
	+ SYSCTL_NULL_INT_PTR, IP_FW_KBIVER, "KBI version");
	+
	+SYSEND
	+
	+#endif /* SYSCTL_NODE */
	+
	void
	ipfw_init_counters(void)
	{