extern int zfs_setattr(struct inode *ip, vattr_t *vap, int flag, cred_t *cr);
extern int zfs_rename(struct inode *sdip, char *snm, struct inode *tdip,
char *tnm, cred_t *cr, int flags);
extern int zfs_setattr(struct inode *ip, vattr_t *vap, int flag, cred_t *cr);
extern int zfs_rename(struct inode *sdip, char *snm, struct inode *tdip,
char *tnm, cred_t *cr, int flags);