.. -*- rst -*-

   Copyright (c) 2022-2023 Nanook Consulting.  All rights reserved.
   Copyright (c) 2023 Jeffrey M. Squyres.  All rights reserved.

   $COPYRIGHT$

   Additional copyrights may follow

   $HEADER$

Adjust buffering for stdout/stderr.  Allowable values:

* 0: unbuffered
* 1: line buffered
* 2: fully buffered
