[DllImport("kernel32")] public static extern int FindNextFile(HANDLE hFindFile, WIN32_FIND_DATA lpFindFileData);
[DllImport("kernel32")] public static extern int FindFirstFile(string lpFileName, WIN32_FIND_DATA lpFindFileData);
[DllImport("kernel32")] public static extern int FindNextFile(HANDLE hFindFile, WIN32_FIND_DATA lpFindFileData);
[DllImport("kernel32")] public static extern int FindFirstFile(string lpFileName, WIN32_FIND_DATA lpFindFileData);