--- Net2/sys/uio.h	2018/04/24 18:03:58	1.1
+++ Net2/sys/uio.h	2018/04/24 18:16:50	1.1.1.2
@@ -30,11 +30,12 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)uio.h	7.8 (Berkeley) 4/15/91
+ *	from: @(#)uio.h	7.8 (Berkeley) 4/15/91
+ *	uio.h,v 1.4 1993/06/27 05:59:11 andrew Exp
  */
 
-#ifndef _UIO_H_
-#define	_UIO_H_
+#ifndef _SYS_UIO_H_
+#define _SYS_UIO_H_
 
 struct iovec {
 	caddr_t	iov_base;
@@ -75,8 +76,13 @@ struct uio {
 __BEGIN_DECLS
 int	readv __P((int, const struct iovec *, int));
 int	writev __P((int, const struct iovec *, int));
+int	uiomove __P((caddr_t cp, int n, struct uio *uio));
+int	uioapply __P((int (*func)(), int arg1, int arg2,
+		struct uio *uio));
+int	ureadc __P((int c, struct uio *uio));
+int	uwritec __P((struct uio *uio));
 __END_DECLS
 
 #endif	/* !KERNEL */
 
-#endif /* !_UIO_H_ */
+#endif /* !_SYS_UIO_H_ */