extern volatile void exit (int); extern double load_average (void); double max_load_average = -1; unsigned int job_slots_used = 0; int main () { printf ("load_average () = %.2f\n", load_average ()); exit (0); } void error (char *fmt, ...) { exit (1); } void perror_with_name (char *a, char *b) { exit (1); } void wait_for_children (int i) { return; }