pipemode (ULONG) - input
This parameter contains the following bit fields:
Bit
DosRead normally blocks until at least partial data can be returned. DosWrite blocks by default until all of the requested bytes have been written. Nonblocking mode changes this behavior as following:
DosRead returns immediately with ERROR_NO_DATA if no data is available.
DosWrite returns immediately with a value of 0 for pcbActual if there is not enough buffer space available in the pipe; otherwise, the entire data area is transferred.
00
00