build: additional compilation fixes for Linux 3.2/3.3

extensions/compat_xtables.c

@@ -8,7 +8,9 @@
  */
 #include <linux/ip.h>
 #include <linux/kernel.h>
+#include <linux/kmod.h>
 #include <linux/list.h>
+#include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/version.h>
@@ -17,6 +19,9 @@
 #include <linux/netfilter_arp.h>
 #include <net/ip.h>
 #include <net/route.h>
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
+#	include <linux/export.h>
+#endif
 #include "compat_skbuff.h"
 #include "compat_xtnu.h"
 

extensions/compat_xtables.h

@@ -92,7 +92,7 @@
 #	define rt_dst(rt)	(&(rt)->u.dst)
 #endif
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0)
 #	define nf_nat_ipv4_multi_range_compat nf_nat_multi_range_compat
 #	define nf_nat_ipv4_range nf_nat_range
 #	define NF_NAT_RANGE_MAP_IPS IP_NAT_RANGE_MAP_IPS

extensions/xt_DNETMAP.c

@@ -31,8 +31,13 @@
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>
 #endif
-#include "xt_DNETMAP.h"
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 3, 0)
+#	include <net/netfilter/nf_nat.h>
+#else
+#	include <linux/netfilter/nf_nat.h>
+#endif
 #include "compat_xtables.h"
+#include "xt_DNETMAP.h"
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Marek Kierdelewicz <marek@koba.pl>");

extensions/xt_DNETMAP.h

@@ -8,7 +8,11 @@ enum {
 };
 
 struct xt_DNETMAP_tginfo {
+#ifdef __KERNEL__
 	struct nf_nat_ipv4_multi_range_compat prefix;
+#else
+	struct nf_nat_multi_range_compat prefix;
+#endif
 	__u8 flags;
 	__s16 ttl;
 };

extensions/xt_STEAL.c

@@ -3,6 +3,7 @@
  *	written by Jan Engelhardt <jengelh [at] medozas de>, 2008 - 2009
  *	placed in the Public Domain
  */
+#include <linux/module.h>
 #include <linux/netfilter.h>
 #include <linux/skbuff.h>
 #include "compat_xtables.h"

extensions/xt_quota2.c

@@ -12,6 +12,7 @@
  *	version 2, as published by the Free Software Foundation.
  */
 #include <linux/list.h>
+#include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>