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#ifndef NET_UNIX_SCM_H #define NET_UNIX_SCM_H extern struct list_head gc_inflight_list; extern spinlock_t unix_gc_lock; int unix_attach_fds(struct scm_cookie *scm, struct sk_buff *skb); void unix_detach_fds(struct scm_cookie *scm, struct sk_buff *skb); #endif