__THROW. */
extern ssize_t send (int __fd, const void *__buf, size_t __n, int __flags);
+extern ssize_t sendfile (int __out_fd, int __in_fd, off_t * __offset,
+ size_t __len);
+
/* Read N bytes into BUF from socket FD.
Returns the number read or -1 for errors.
extern int
accept (int __fd, __SOCKADDR_ARG __addr, socklen_t * __restrict __addr_len);
-#ifdef __USE_GNU
/* Similar to 'accept' but takes an additional parameter to specify flags.
This function is a cancellation point and therefore not marked with
extern int
accept4 (int __fd, __SOCKADDR_ARG __addr,
socklen_t * __restrict __addr_len, int __flags);
-#endif
/* Shut down all or part of the connection open on socket FD.
HOW determines what to shut down: