do {
  require Symbol;
  my $a = bless(Symbol::gensym(), "main");
  *{$a} = \"Scalar Ref";
  *{$a} = ["glub", "glob"];
  *{$a} = {
    FOO => 123,
    io_socket_domain => 2,
    io_socket_proto => 6,
    io_socket_timeout => 1,
    io_socket_type => 1,
  };
  $a;
}