extern int __sys_sendto(int fd, void __user *buff, size_t len,
unsigned int flags, struct sockaddr __user *addr,
int addr_len);
-extern int __sys_accept4_file(struct file *file, unsigned file_flags,
- struct sockaddr __user *upeer_sockaddr,
- int __user *upeer_addrlen, int flags,
- unsigned long nofile);
extern struct file *do_accept(struct file *file, unsigned file_flags,
struct sockaddr __user *upeer_sockaddr,
int __user *upeer_addrlen, int flags);