Update command use rtl_test to run direwolf

command

@@ -61,9 +61,14 @@ else
 
 		echo "Direwolf mode set but no USB soundcard detected!"
 
-		echo "Trying RTL-FM"
+#		echo "Trying RTL-FM"
 
-		rtl-test
+		if [[ $(rtl-test | grep "No supported devices found.") ]] ; then
+
+			echo "No RTL-SDR detected.  Command and control is OFF"
+#			sleep 60
+
+		else
 
 			sudo modprobe snd-aloop
 	
@@ -88,8 +93,7 @@ else
 			sleep 5
 	#		sudo killall -9 direwolf
 	#		sudo killall -9 rtl_fm
-
-#		echo "Starting Carrier (squelch) Command and Control"
+		fi
 	else
 
 		echo "Starting Carrier (squelch) Command and Control"