Fix wrong type in src/cfg.c.  Resolves warning on mac, but doesn't
change functionality at all.
@@ -99,7 +99,7 @@ static unsigned srcEnabledDefault[] = {
DEFAULT_SRC_METRIC,
};
-static cfg_out_format_t typeDefault[] = {
+static cfg_transport_t typeDefault[] = {
DEFAULT_OUT_TYPE,
DEFAULT_CTL_TYPE,
DEFAULT_LOG_TYPE,
