[patch] netstat usage update

The -c (cache stats) parameter was removed in main.c:1.68 (mbuma change)
so remove it from the usage.

Index: usr.bin/netstat/main.c
===================================================================
RCS file: /export/ctm/cvs/src/usr.bin/netstat/main.c,v
retrieving revision 1.69
diff -u -r1.69 main.c
--- usr.bin/netstat/main.c      26 Jul 2004 20:18:11 -0000      1.69
+++ usr.bin/netstat/main.c      19 Oct 2004 22:20:44 -0000
_at__at_ -689,7 +689,7 _at__at_
  "       netstat -s [-s] [-z] [-f protocol_family | -p protocol] [-M 
core]",
  "       netstat -i | -I interface -s [-f protocol_family | -p protocol]\n"
  "               [-M core] [-N system]",
-"       netstat -m [-c] [-M core] [-N system]",
+"       netstat -m [-M core] [-N system]",
  "       netstat -r [-AenW] [-f address_family] [-M core] [-N system]",
  "       netstat -rs [-s] [-M core] [-N system]",
  "       netstat -g [-W] [-f address_family] [-M core] [-N system]",

-- 
Pawel