INTERFACEUuio ; FROM Ctypes IMPORT int, void_star, const_void_star; FROM Cstddef IMPORT size_t; FROM Utypes IMPORT ssize_t; TYPE struct_iovec = RECORD iov_base: void_star; iov_len: size_t; END; struct_iovec_star = UNTRACED REF struct_iovec; <*EXTERNAL*> PROCEDURE read (d: int; buf: void_star; nbytes: size_t): ssize_t; <*EXTERNAL*> PROCEDURE write (d: int; buf: const_void_star; nbytes: size_t): ssize_t; END Uuio.