Merge pull request #2402 from traversaro/patch-5

Document exact packages required by system package managers to install OpenGL drivers

docs/maintainer/maintainer_faq.md

@@ -141,7 +141,10 @@ requirements:
 
 Other OpenGL API variants such as `libegl-devel`, `libgles-devel`, `libglx-devel`, and `libopengl-devel` are also available, and will automatically add non-development `run_exports` dependencies.
 
-If you are seeing this error after installing a package locally, then you are missing an [OpenGL](https://en.wikipedia.org/wiki/OpenGL) provider in your system dependencies. This is more likely to happen in headless systems with no graphics (servers, Docker images, etc). To fix it, you must install a provider like [Mesa](https://www.mesa3d.org/) with your system package manager.
+If you are seeing this error after installing a package locally, then you are missing an [OpenGL](https://en.wikipedia.org/wiki/OpenGL) provider in your system dependencies. This is more likely to happen in headless systems with no graphics (servers, Docker images, etc). To fix it, you must install a provider like [Mesa](https://www.mesa3d.org/) with your system package manager, for example (check your distro documentation for exact packages):
+
+- Debian/Ubuntu-based distributions: `sudo apt-get install libgl1-mesa-dri libglx-mesa0 libegl-mesa0`
+- Fedora-based distributions: `sudo dnf install mesa-libGL mesa-libEGL mesa-dri-drivers`
 
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