Install libdebconf-kde-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libdebconf-kde-dev
Description:
Development headers for the Debconf KDE library
Debconf KDE is a GUI library for including Debconf frontends in Qt-based applications. Debconf is a configuration management system for Debian packages, which is used to ask questions when they are installed. This library is written in C++ and used by Apper and Muon to embed Debconf dialogs. . This package contains the development headers for the Debconf KDE library
Homepage: http://projects.kde.org/projects/extragear/sysadmin/libdebconf-kde
Version: 1.0.3-0ubuntu1
Section: universe/kde