extern int sysctl_tcp_abc;
extern int sysctl_tcp_mtu_probing;
extern int sysctl_tcp_base_mss;
+extern int sysctl_tcp_workaround_signed_windows;
extern atomic_t tcp_memory_allocated;
extern atomic_t tcp_sockets_allocated;
extern int tcp_setsockopt(struct sock *sk, int level,
int optname, char __user *optval,
int optlen);
+extern int compat_tcp_getsockopt(struct sock *sk,
+ int level, int optname,
+ char __user *optval, int __user *optlen);
+extern int compat_tcp_setsockopt(struct sock *sk,
+ int level, int optname,
+ char __user *optval, int optlen);
extern void tcp_set_keepalive(struct sock *sk, int val);
extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg,