examples: use example.com in example URLs

docs/examples/ftpget.c

@@ -52,12 +52,10 @@ int main(void)
   curl = curl_easy_init();
   if(curl) {
     /*
-     * Get curl 7.9.2 from sunet.se's FTP site. curl 7.9.2 is most likely not
-     * present there by the time you read this, so you'd better replace the
-     * URL with one that works!
+     * You better replace the URL with one that works!
      */
     curl_easy_setopt(curl, CURLOPT_URL,
-                     "ftp://ftp.sunet.se/pub/www/utilities/curl/curl-7.9.2.tar.gz");
+                     "ftp://ftp.example.com/pub/www/utilities/curl/curl-7.9.2.tar.gz");
     /* Define our callback to get called when there's data to be written */
     curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_fwrite);
     /* Set a pointer to our struct to pass to the callback */