如何判断硬盘是Fat32还是NTFS

var
VolumeName,FileSystemName:array[0..255]of char;
size1,size2:cardinal;
VolumeSerialNumber:DWORD;
begin
GetVolumeInformation('c:\',VolumeName,256,@VolumeSerialNumber,size1,size2,FileSystemName,256);
ShowMessage(FileSystemName);
end;