Figure 13.5  Storage Classes auto and extern as Previously Seen
void
fun_one(int arg_one, int arg_two)
{
      int one_local;
      . . .
}


int
fun_two (int a2_one, int a2_two)
{                                       
      int local_var;
      . . .
}
 
int
main (void)
{
      int num;
      . . .
}