commit 63097b491dc7b5dc50d76b5720d20e9450fbe9b8
from: Russ Cox <rsc@swtch.com>
date: Tue Oct 12 14:14:27 2010 UTC

awd: use $sysname

R=rsc
http://codereview.appspot.com/2458041

commit - bb72982b79e09bb055930c2877ac7077b341cf84
commit + 63097b491dc7b5dc50d76b5720d20e9450fbe9b8
blob - eed97fe1fdad3a8cf8f172ff4d360c1a22cff34b
blob + e2c86ef792cccc1338850e266c68ffce4f1fd65f
--- bin/awd
+++ bin/awd
@@ -15,7 +15,7 @@ case $# in
 	;;
 0)
 	# hostname -s sets the hostname to "-s" on Solaris
-	sys=`hostname |sed 's/\..*//'`
+	sys=${sysname:-$(hostname |sed 's/\..*//')}
 	;;
 *)
 	usage