add fail to curl

build_windows.sh

@@ -45,7 +45,7 @@ function fail {
       cd pd-netpd/extra
       for url in ${ext_urls[@]}
       do
-        curl -s -o file "${url}" || fail
+        curl --fail -s -o file "${url}" || fail
         if file file | grep ' Zip archive data' > /dev/null
         then
           unzip -q file || fail
@@ -61,7 +61,7 @@ function fail {
     # install netpd
     (
       cd pd-netpd
-      curl -s -o file "${netpd_bundle_url}" || fail
+      curl --fail -s -o file "${netpd_bundle_url}" || fail
       unzip -q file && rm file || fail
       mv netpd/instruments .. || fail
     ) || fail