diff -purN -X dontdiff iptables-1.3.3-20051019.o/libiptc/libip4tc.c iptables-1.3.3-20051019.w/libiptc/libip4tc.c
--- iptables-1.3.3-20051019.o/libiptc/libip4tc.c	2005-06-23 04:51:18.000000000 -0400
+++ iptables-1.3.3-20051019.w/libiptc/libip4tc.c	2005-10-20 02:29:51.000000000 -0400
@@ -39,6 +39,7 @@ typedef unsigned int socklen_t;
 #ifdef NF_IP_DROPPING
 #define HOOK_DROPPING		NF_IP_DROPPING
 #endif
+#define HOOK_SOCKET		NF_IP_SOCKET_IN
 
 #define STRUCT_ENTRY_TARGET	struct ipt_entry_target
 #define STRUCT_ENTRY		struct ipt_entry
diff -purN -X dontdiff iptables-1.3.3-20051019.o/libiptc/libip6tc.c iptables-1.3.3-20051019.w/libiptc/libip6tc.c
--- iptables-1.3.3-20051019.o/libiptc/libip6tc.c	2005-06-23 04:51:18.000000000 -0400
+++ iptables-1.3.3-20051019.w/libiptc/libip6tc.c	2005-10-20 02:29:51.000000000 -0400
@@ -34,6 +34,7 @@ typedef unsigned int socklen_t;
 #define HOOK_FORWARD		NF_IP6_FORWARD
 #define HOOK_LOCAL_OUT		NF_IP6_LOCAL_OUT
 #define HOOK_POST_ROUTING	NF_IP6_POST_ROUTING
+#define HOOK_SOCKET		NF_IP6_SOCKET_IN
 
 #define STRUCT_ENTRY_TARGET	struct ip6t_entry_target
 #define STRUCT_ENTRY		struct ip6t_entry
diff -purN -X dontdiff iptables-1.3.3-20051019.o/libiptc/libiptc.c iptables-1.3.3-20051019.w/libiptc/libiptc.c
--- iptables-1.3.3-20051019.o/libiptc/libiptc.c	2005-07-31 03:04:59.000000000 -0400
+++ iptables-1.3.3-20051019.w/libiptc/libiptc.c	2005-10-20 02:29:51.000000000 -0400
@@ -57,6 +57,7 @@ static const char *hooknames[]
 #ifdef HOOK_DROPPING
     [HOOK_DROPPING]	"DROPPING"
 #endif
+    [HOOK_SOCKET]	"SOCKET"
 };
 
 /* Convenience structures */
@@ -919,18 +920,20 @@ TC_DUMP_ENTRIES(const TC_HANDLE_T handle
 	printf("libiptc v%s. %u bytes.\n",
 	       IPTABLES_VERSION, handle->entries->size);
 	printf("Table `%s'\n", handle->info.name);
-	printf("Hooks: pre/in/fwd/out/post = %u/%u/%u/%u/%u\n",
+	printf("Hooks: pre/in/fwd/out/post/sock = %u/%u/%u/%u/%u/%u\n",
 	       handle->info.hook_entry[HOOK_PRE_ROUTING],
 	       handle->info.hook_entry[HOOK_LOCAL_IN],
 	       handle->info.hook_entry[HOOK_FORWARD],
 	       handle->info.hook_entry[HOOK_LOCAL_OUT],
-	       handle->info.hook_entry[HOOK_POST_ROUTING]);
-	printf("Underflows: pre/in/fwd/out/post = %u/%u/%u/%u/%u\n",
+	       handle->info.hook_entry[HOOK_POST_ROUTING],
+	       handle->info.hook_entry[HOOK_SOCKET_IN]);
+	printf("Underflows: pre/in/fwd/out/post/sock = %u/%u/%u/%u/%u/%u\n",
 	       handle->info.underflow[HOOK_PRE_ROUTING],
 	       handle->info.underflow[HOOK_LOCAL_IN],
 	       handle->info.underflow[HOOK_FORWARD],
 	       handle->info.underflow[HOOK_LOCAL_OUT],
-	       handle->info.underflow[HOOK_POST_ROUTING]);
+	       handle->info.underflow[HOOK_POST_ROUTING],
+	       handle->info.underflow[HOOK_SOCKET_IN]);
 
 	ENTRY_ITERATE(handle->entries->entrytable, handle->entries->size,
 		      dump_entry, handle);