1  #include <stdio.h>
       2  
       3  void
       4  bar (void)
       5  {
       6    printf ("bar\n");
       7  }
       8  
       9  void
      10  foo (long *x)
      11  {
      12    (void) x;
      13    printf ("foo\n");
      14    bar ();
      15  }