diff --git a/usr.sbin/iostat/iostat.8 b/usr.sbin/iostat/iostat.8
index 6a9ef02..3b03acc 100644
--- a/usr.sbin/iostat/iostat.8
+++ b/usr.sbin/iostat/iostat.8
@@ -60,7 +60,7 @@
 .\"
 .\"	@(#)iostat.8	8.1 (Berkeley) 6/6/93
 .\"
-.Dd April 17, 2006
+.Dd October 15, 2010
 .Dt IOSTAT 8
 .Os
 .Sh NAME
@@ -102,11 +102,15 @@ Repeat the display
 times.
 If no repeat
 .Ar count
-is specified, the default is infinity.
+is specified, and
+.Fl w
+is specified, the default is infinity, otherwise the default is one.
 .It Fl C
 Display CPU statistics.
 This is on by default, unless
 .Fl d
+or
+.Fl x
 is specified.
 .It Fl d
 Display only device statistics.
@@ -231,6 +235,8 @@ output, up to the number of devices that can be displayed in
 Display TTY statistics.
 This is on by default, unless
 .Fl d
+or
+.Fl x
 is specified.
 .It Fl w
 Pause