1 @ stdcall CloseHandle
(long
) kernel32.CloseHandle
2 @ stdcall DuplicateHandle
(long long long ptr long long long
) kernel32.DuplicateHandle
3 @ stdcall GetHandleInformation
(long ptr
) kernel32.GetHandleInformation
4 @ stdcall SetHandleInformation
(long long long
) kernel32.SetHandleInformation