golang-goptlib-dev software package provides library for Tor pluggable transports written in Go, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install golang-goptlib-dev
golang-goptlib-dev is installed in your system.
Make ensure the golang-goptlib-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep golang-goptlib-dev *
You will get with golang-goptlib-dev package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Development |
| Package | golang-goptlib-dev |
| Version | 0.6-1 |
| Description | library for Tor pluggable transports written in Go |
| Sub Section | devel |