extern int libcfs_kkuc_msg_put(struct file *fp, void *payload);
extern int libcfs_kkuc_group_put(int group, void *payload);
extern int libcfs_kkuc_group_add(struct file *fp, int uid, int group,
extern int libcfs_kkuc_msg_put(struct file *fp, void *payload);
extern int libcfs_kkuc_group_put(int group, void *payload);
extern int libcfs_kkuc_group_add(struct file *fp, int uid, int group,