gmt-dbg software package provides Generic Mapping Tools Library - Debugging symbols, 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 gmt-dbg
gmt-dbg is installed in your system.
Make ensure the gmt-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep gmt-dbg *
You will get with gmt-dbg package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Debug packages |
| Package | gmt-dbg |
| Version | 5.3.1+dfsg-2 |
| Description | Generic Mapping Tools Library - Debugging symbols |
| Sub Section | debug |