| Value | Meaning | 
|---|---|
| None0 | Redirect none of the standard handles  | 
| Output1 | Redirect the stdout handle to a pipe.  | 
| Error2 | Redirect the stderr handle to a pipe.  | 
| Input4 | Redirect the stdin handle to a pipe.  | 
| AllOutput | Error | Input | Redirect all three handles to pipes (default).  | 
| ErrorToOutput0x10 | Send stderr to stdout's handle. Note that the stderr PipeConduit will be null.  | 
| OutputToError0x20 | Send stdout to stderr's handle. Note that the stdout PipeConduit will be null.  | 
Redirect flags for processes. Defined outside process class to cut down on verbosity.