Hi all, fixed typo in variable name and merged. Thanks! Kind regards, Petr +++ lib/tst_pid.c @@ -117,7 +117,7 @@ static int get_used_pids(void (*cleanup_fn) (void)) DIR *dir_proc; struct dirent *ent; char status_path[PATH_MAX]; - int used_thread, used_pids = 0; + int used_threads, used_pids = 0; dir_proc = SAFE_OPENDIR("/proc");