g++ cURL Download webpage

#include <stdio.h>
#include <curl/curl.h>
#define SIZE_OF_BUFF 100

//int main(void){
int main(int argc, char *argv[]){
  CURL *curl;
  CURLcode res;

  if(argc < 2) {
    printf("Usage: %s <URL>\n", argv[0]);
    return 1;
  }

  curl = curl_easy_init();
  curl_easy_setopt(curl, CURLOPT_URL, argv[1]);
  //Follow redirect
  curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
  res = curl_easy_perform(curl);

  /* always cleanup */
  curl_easy_cleanup(curl);
  return 0;
}