correct wget command

setup-min.sh

@@ -166,7 +166,7 @@ if [ -z "$IOJS_VER" ]; then
     IOJS_VER="$(curl -fsSL https://iojs.org/dist/index.tab | head -2 | tail -1 | cut -f 1)" \
       || echo 'error automatically determining current io.js version'
   elif [ -n "$(which wget)" ]; then
-    IOJS_VER="wget --quiet https://iojs.org/dist/index.tab | head -2 | tail -1 | cut -f 1)" \
+    IOJS_VER="wget --quiet https://iojs.org/dist/index.tab -O - | head -2 | tail -1 | cut -f 1)" \
       || echo 'error automatically determining current io.js version'
   else
     echo "Found neither 'curl' nor 'wget'. Can't Continue."