Capturing file descriptor 3, or alternatives.

[Michael ODonnell]

Here is a more complete list of candidates some of which may
handle the fd gymnastics in question for you and then simply
utter the desired results on their stdout:

Python:
 python-dialog - Python module for making Text/Console-mode user interfaces

Text:
 dialog        - Displays user-friendly dialog boxes from shell scripts
 kommander     - visual dialog builder and executor tool
 ssft          - Shell Scripts Frontend Tool
 whiptail      - Displays user-friendly dialog boxes from shell scripts

X11:
 xmessage      - display a message or query in a window (X-based /bin/echo)
 gxmessage     - xmessage clone based on GTK+
 zenity        - Display graphical dialog boxes from shell scripts
 kaptain       - universal graphical front-end for command line programs