Clean up some benign warnings
Clean up some benign warnings

Signed-off-by: Jeremy Huddleston <db3cec0cba09acb9cf8fd8bd399a3b27498cf883@apple.com>

HiroshiTakayama/IP-Incom,HiroshiTakayama/IP-Incom,HiroshiTakayama/IP-Incom,jinie/mumble-iphoneos,HiroshiTakayama/IP-Incom,mkrautz/mumble-iphoneos,jinie/mumble-iphoneos,mumble-voip/mumble-iphoneos,jinie/mumble-iphoneos,mumble-voip/mumble-iphoneos,mumble-voip/mumble-iphoneos,mkrautz/mumble-iphoneos