-int vcc_setsockopt(struct socket *sock, int level, int optname, char *optval,
- int optlen);
-int vcc_getsockopt(struct socket *sock, int level, int optname, char *optval,
- int *optlen);
-
-void atm_shutdown_dev(struct atm_dev *dev);
-
-void pppoatm_ioctl_set(int (*hook)(struct atm_vcc *, unsigned int, unsigned long));
-void br2684_ioctl_set(int (*hook)(struct atm_vcc *, unsigned int, unsigned long));
+int vcc_setsockopt(struct socket *sock, int level, int optname,
+ char __user *optval, int optlen);
+int vcc_getsockopt(struct socket *sock, int level, int optname,
+ char __user *optval, int __user *optlen);