exim4-localscanapi-2.0 software package provides virtual package provided by exim4-daemon-heavy, exim4-daemon-light, 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 exim4-localscanapi-2.0
exim4-localscanapi-2.0 is installed in your system.
Make ensure the exim4-localscanapi-2.0 package were installed using the commands given below,
$ sudo dpkg-query -l | grep exim4-localscanapi-2.0*
You will get with exim4-localscanapi-2.0 package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Virtual packages |
| Package | exim4-localscanapi-2.0 |
| Version | |
| Description | virtual package provided by exim4-daemon-heavy, exim4-daemon-light |
| Sub Section | Virtual |