Win32::API::Struct->typedef( 'HANDLE', qw(
  LPCTSTR lpFileName;
  DWORD dwDesiredAccess;
  DWORD dwShareMode;
  LPSECURITY_ATTRIBUTES lpSecurityAttributes;
  DWORD dwCreationDisposition;
  DWORD dwFlagsAndAttributes;
  HANDLE hTemplateFile; 
));
  
my $handle = Win32::API::Struct->new( 'HANDLE' );