enable verbose as well

tests/libtest/lib511.c

@@ -7,6 +7,7 @@ int test(char *URL)
   curl_easy_setopt(curl, CURLOPT_URL, URL);
   curl_easy_setopt(curl, CURLOPT_FILETIME, 1);
   curl_easy_setopt(curl, CURLOPT_NOBODY, 1);
+  curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
   res = curl_easy_perform(curl);
   curl_easy_cleanup(curl);  
   return (int)res;