gnumach-image software package provides virtual package provided by gnumach-image-1.7-xen-486, gnumach-image-1.7-486, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gnumach-image
gnumach-image is installed in your system.
Make ensure the gnumach-image package were installed using the commands given below,
$ sudo dpkg-query -l | grep gnumach-image*
You will get with gnumach-image package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Virtual packages |
| Package | gnumach-image |
| Version | |
| Description | virtual package provided by gnumach-image-1.7-xen-486, gnumach-image-1.7-486 |
| Sub Section | Virtual |