libnbio-dev software package provides non-blocking IO library development files, 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 libnbio-dev
libnbio-dev is installed in your system.
Make ensure the libnbio-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libnbio-dev *
You will get with libnbio-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | libnbio-dev |
| Version | 0.30-1ubuntu1 |
| Description | non-blocking IO library development files |
| Sub Section | devel |