golang-github-cznic-sortutil-d software package provides extensions to standard Go sort package, 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-github-cznic-sortutil-d
golang-github-cznic-sortutil-d is installed in your system.
Make ensure the golang-github-cznic-sortutil-d package were installed using the commands given below,
$ sudo dpkg-query -l | grep golang-github-cznic-sortutil-d*
You will get with golang-github-cznic-sortutil-d package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Development |
| Package | golang-github-cznic-sortutil-d |
| Version | 0.0~git20150617.0.4c73428-1 |
| Description | extensions to standard Go sort package |
| Sub Section | devel |