LL> Please point me to any info on doing an orderly shutdown in the above
 LL> sceneio.

If you are using C then try signal(SIGTERM, MySignalHandler); Then
MySigHandler() is called when the thread is terminated by OS/2.  Otherwise
use DosSetExceptionHandler() and catch XCPT_ASYNC_PROCESS_TERMINATION. 
More information can be found in Control Program Guide and Reference
(CPREF.INF)

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