To install libfreetype6 just follow these instructions.
/debian/stretch/main///install/index.html FreeType 2 font engine, shared library files Debian 9.0 libs 2.6.3-3.2
sudo apt-get install libfreetype6
Which will install libfreetype6 and any other packages on which it depends.
Package | libfreetype6 |
Version | 2.6.3-3.2 |
Maintainer | Steve Langasek |
Description | FreeType 2 font engine, shared library files |
Distro | debian |
Release | stretch |
Repo | main |
Section | libs |