$ sudo apt-get update
$ sudo apt-get install libsikuli-script-jni 

libsikuli-script-jni is installed in your system.

Make ensure the libsikuli-script-jni package were installed using the commands given below,

$ sudo dpkg-query -l | grep libsikuli-script-jni *

You will get with libsikuli-script-jni package name, version, architecture and description in a table

libsikuli-script-jni package basic information: