Install libqdbm++-dev by entering the following commands in the terminal:
sudo apt update sudo apt install libqdbm++-dev
Description:
QDBM Database Libraries for C++ [development] (transitional package)
This is a dummy package to ease transition to new package name.
Homepage: http://fallabs.com/qdbm/
Version: 1.8.78-6.1ubuntu2
Section: universe/libdevel