libscrypt-dev software package provides scrypt shared 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 libscrypt-dev
libscrypt-dev is installed in your system.
Make ensure the libscrypt-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libscrypt-dev *
You will get with libscrypt-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libscrypt-dev |
| Version | 1-2ubuntu2 |
| Description | scrypt shared library - development files |
| Sub Section | libdevel |