Install libzlui-gtk by entering the following commands in the terminal:
sudo apt update sudo apt install libzlui-gtk
Description:
GTK+ interface module for ZLibrary
This package provides a GTK+-based UI for ZLibrary. . ZLibrary is a cross-platform library to build applications running on desktop Linux, Windows, different Linux-based PDAs using this library.
Homepage: http://www.fbreader.org/
Version: 0.12.10dfsg2-2
Section: universe/libs