pub unsafe extern "system" fn WSADuplicateSocketA(
s: SOCKET,
dwProcessId: DWORD,
lpProtocolInfo: LPWSAPROTOCOL_INFOA
) -> c_intpub unsafe extern "system" fn WSADuplicateSocketA(
s: SOCKET,
dwProcessId: DWORD,
lpProtocolInfo: LPWSAPROTOCOL_INFOA
) -> c_int