4 #include <inttypes.h>
\r
9 void *iov_base; //Base address of a memory region for input or output.
\r
10 size_t iov_len; //The size of the memory pointed to by iov_base.
\r
13 ssize_t readv(int fildes, const struct iovec *iov, int iovcnt);
\r
14 ssize_t writev(int fildes, const struct iovec *iov, int iovcnt);
\r
16 #endif /* SYS_UIO_H */
\r