ws2_32::WSANSPIoctl

pub unsafe extern "system" fn WSANSPIoctl(hLookup: HANDLE, dwControlFlags: DWORD, lpvInBuffer: LPVOID, cbInBuffer: DWORD, lpvOutBuffer: LPVOID, cbOutBuffer: DWORD, lpcbBytesReturned: LPDWORD, lpCompletion: LPWSACOMPLETION) -> INT