$ sudo apt-get update
$ sudo apt-get install aolserver4-nsmysql 

aolserver4-nsmysql is installed in your system.

Make ensure the aolserver4-nsmysql package were installed using the commands given below,

$ sudo dpkg-query -l | grep aolserver4-nsmysql *

You will get with aolserver4-nsmysql package name, version, architecture and description in a table

aolserver4-nsmysql package basic information: