forward bar1(): char;


main(): void {
   k: int;
   k = 3
}


foo1(i: int; var j:int; x,y:char;): int {
   k: int;
   k = 3
}


foo2 (var i, j:int): void {
   k: int;
   {
      k = 3;
      k = 4
   }
}   
  
forward bar2(), bar3(i:int; var x:char; var k:int;): void;