#ifndef _NTIOAPI_H

/**
 * The FILE_PIPE_REMOTE_INFORMATION structure contains information about the remote end of a named pipe.
 *
 * \remarks Remote information is not available for local pipes or for the server end of a remote pipe.
 * \sa https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/ntifs/ns-ntifs-_file_pipe_remote_information
 */
typedef struct _FILE_PIPE_REMOTE_INFORMATION
{
    LARGE_INTEGER CollectDataTime;  // The maximum amount of time, in 100-nanosecond intervals, that elapses before transmission of data from the client machine to the server.
    ULONG MaximumCollectionCount;   // The maximum size, in bytes, of data that will be collected on the client machine before transmission to the server.
} FILE_PIPE_REMOTE_INFORMATION, *PFILE_PIPE_REMOTE_INFORMATION;

#endif
View code on GitHub

// ntifs.h

typedef struct _FILE_PIPE_REMOTE_INFORMATION {
  LARGE_INTEGER CollectDataTime;
  ULONG         MaximumCollectionCount;
} FILE_PIPE_REMOTE_INFORMATION, *PFILE_PIPE_REMOTE_INFORMATION;
View the official Windows Driver Kit DDI reference