LPOVERLAPPED_COMPLETION_ROUTINE Function Pointer
Points to a function that notifies the host when an overlapped (that is, asynchronous) I/O to a device has completed.
typedef VOID (*LPOVERLAPPED_COMPLETION_ROUTINE) ( [in] DWORD dwErrorCode, [in] DWORD dwNumberOfBytesTransfered, [in] LPVOID lpOverlapped );
Platforms: See .NET Framework System Requirements.
.NET Framework Versions: 3.5 SP1, 3.5, 3.0 SP1, 3.0, 2.0 SP1, 2.0, 1.1, 1.0