linux-headers-virtual software package provides Transitional package., 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 linux-headers-virtual
linux-headers-virtual is installed in your system.
Make ensure the linux-headers-virtual package were installed using the commands given below,
$ sudo dpkg-query -l | grep linux-headers-virtual *
You will get with linux-headers-virtual package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | linux-headers-virtual |
| Version | 3.13.0.101.109 [amd64, i386], |
| Description | Transitional package. |
| Sub Section | devel |