htcondor-dev software package provides distributed workload management system - development files, 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 htcondor-dev
htcondor-dev is installed in your system.
Make ensure the htcondor-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep htcondor-dev *
You will get with htcondor-dev package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Library development |
| Package | htcondor-dev |
| Version | 8.4.8~dfsg.1-1+b1 |
| Description | distributed workload management system - development files |
| Sub Section | libdevel |