libflightcrew0v5 software package provides C++ library for epub validation, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libflightcrew0v5
libflightcrew0v5 is installed in your system.
Make ensure the libflightcrew0v5 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libflightcrew0v5 *
You will get with libflightcrew0v5 package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Text Processing |
| Package | libflightcrew0v5 |
| Version | 0.7.2+dfsg-6 |
| Description | C++ library for epub validation |
| Sub Section | Text |