libqapt-dev software package provides Development headers for the QApt library, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libqapt-dev
libqapt-dev is installed in your system.
Make ensure the libqapt-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libqapt-dev *
You will get with libqapt-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | KDE |
| Package | libqapt-dev |
| Version | 2.1.70-0ubuntu4 |
| Description | Development headers for the QApt library |
| Sub Section | KDE |