/* SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause) */#include "libbpf.h"#include "bpf.h"#include "btf.h" /* do nothing, just make sure we can link successfully */ int main(int argc, char *argv[]){    /* libbpf.h */    libbpf_set_print(NULL, NULL, NULL);     /* bpf.h */    bpf_prog_get_fd_by_id(0);     /* btf.h */    btf__new(NULL, 0, NULL);}