On Sat 15 Oct 1994, Joe Kelch wrote in a message to All:

 JK> Ok, let's see if I can get some help with a little problem. 
 JK> How do I assign the hvio parameter used in most of the VIO
 JK> routines found in BSESUB.H in IBM Cset++?  I can get
 JK> programs using hvio=0 to compile and run, but they seem to
 JK> be sending the output to someplace other than the screen. 
 JK> The session actually minimizes while the program runs, then
 JK> returns when it ends with no output.

HVIO Identifies an advanced video-input-and-output (AVIO) presentation
space. For AVIO programs, this handle must have been created previously
using the VioCreatePS function. For other programs, HVIO must be 0.

Regards/Groetjes,
                   Jaap
                 TEAM OS/2

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