netstat.1 typo

[Silas Silva <silasdb%gmail.com@localhost>]

Is the attached patch valid? It makes s/wheter/whether/

In this case, should I open a PR?

Thank you.

-- 
Silas Silva

--- netstat.1.orig      2009-05-28 11:14:43.000000000 -0300
+++ netstat.1   2009-05-28 11:14:53.000000000 -0300
@@ -380,7 +380,7 @@
 .Xr bpf 4
 descriptor which has three different values:
 Idle ('I'), Waiting ('W') and Timed Out ('T').
-The second character indicates wheter the promisc flag is set.
+The second character indicates whether the promisc flag is set.
 The third character indicates the status of the immediate mode.
 The fourth character indicates whether the peer will have the ability
 to see the packets sent.