fix $intf; client.sh requires it
fix $intf; client.sh requires it

test1943/ShadowVPN,bjrara/ShadowVPN,noikiy/ShadowVPN,noikiy/ShadowVPN,test1943/ShadowVPN,bjrara/ShadowVPN,froggatt/ShadowVPN,sunclx/ShadowVPN,froggatt/ShadowVPN,sunclx/ShadowVPN