Task<IAsyncCursor<GridFSFileInfo<TFileId>>> FindAsync(
	FilterDefinition<GridFSFileInfo<TFileId>> filter,
	GridFSFindOptions<TFileId> options = null,
	CancellationToken cancellationToken = null
)

Function FindAsync ( 
	filter As FilterDefinition(Of GridFSFileInfo(Of TFileId)),
	Optional options As GridFSFindOptions(Of TFileId) = Nothing,
	Optional cancellationToken As CancellationToken = Nothing
) As Task(Of IAsyncCursor(Of GridFSFileInfo(Of TFileId)))

abstract FindAsync : 
        filter : FilterDefinition<GridFSFileInfo<'TFileId>> * 
        ?options : GridFSFindOptions<'TFileId> * 
        ?cancellationToken : CancellationToken 
(* Defaults:
        let _options = defaultArg options null
        let _cancellationToken = defaultArg cancellationToken null
*)
-> Task<IAsyncCursor<GridFSFileInfo<'TFileId>>>