Hello, all!
I read about “QNX Windows Mirror product” in the Frank Kolnick’s book “QNX4 Operating System”. What it is a product? Where I can find it?
It is a utility which allows one node on a QNX LAN to replicate (view/control) the QNX Windows screen on another node, kinda like “ditto” for the text console.
It is written by Frank (the author of the book you were referring 
You will have to contact him to purchase a copy. You can download the demo version at ftp://ftp.qnx.com/usr/free/qnx4/qwindows/contrib