| #ifndef _NF_INTERNALS_H | 
 | #define _NF_INTERNALS_H | 
 |  | 
 | #include <linux/list.h> | 
 | #include <linux/skbuff.h> | 
 | #include <linux/netdevice.h> | 
 |  | 
 | #ifdef CONFIG_NETFILTER_DEBUG | 
 | #define NFDEBUG(format, args...)  printk(KERN_DEBUG format , ## args) | 
 | #else | 
 | #define NFDEBUG(format, args...) | 
 | #endif | 
 |  | 
 | /* nf_queue.c */ | 
 | int nf_queue(struct sk_buff *skb, struct nf_hook_state *state, | 
 | 	     struct nf_hook_entry **entryp, unsigned int verdict); | 
 | void nf_queue_nf_hook_drop(struct net *net, const struct nf_hook_entry *entry); | 
 | int __init netfilter_queue_init(void); | 
 |  | 
 | /* nf_log.c */ | 
 | int __init netfilter_log_init(void); | 
 |  | 
 | #endif |