int bpf_counter__read(struct evsel *evsel);
void bpf_counter__destroy(struct evsel *evsel);
int bpf_counter__install_pe(struct evsel *evsel, int cpu, int fd);
#else /* HAVE_BPF_SKEL */
int bpf_counter__read(struct evsel *evsel);
void bpf_counter__destroy(struct evsel *evsel);
int bpf_counter__install_pe(struct evsel *evsel, int cpu, int fd);
#else /* HAVE_BPF_SKEL */