1/*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 9 * 10 * This software is licensed as described in the file COPYING, which 11 * you should have received as part of this distribution. The terms 12 * are also available at https://curl.se/docs/copyright.html. 13 * 14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 15 * copies of the Software, and permit persons to whom the Software is 16 * furnished to do so, under the terms of the COPYING file. 17 * 18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 19 * KIND, either express or implied. 20 * 21 * SPDX-License-Identifier: curl 22 * 23 ***************************************************************************/ 24/* <DESC> 25 * Checks if HTTP/3 support is present in libcurl. 26 * </DESC> 27 */ 28#include <stdio.h> 29#include <curl/curl.h> 30 31int main(void) 32{ 33 curl_version_info_data *ver; 34 35 curl_global_init(CURL_GLOBAL_ALL); 36 37 ver = curl_version_info(CURLVERSION_NOW); 38 if(ver->features & CURL_VERSION_HTTP2) 39 printf("HTTP/2 support is present\n"); 40 41 if(ver->features & CURL_VERSION_HTTP3) 42 printf("HTTP/3 support is present\n"); 43 44 if(ver->features & CURL_VERSION_ALTSVC) 45 printf("Alt-svc support is present\n"); 46 47 curl_global_cleanup(); 48 return 0; 49} 50