add prerequisites

README.md

@@ -12,6 +12,12 @@ Tested for Zabbix 4.4.10 and 6.2
 You will need [Python 3.6+](https://www.python.org/) or later.
 It is a good practice to create a dedicated virtualenv first. Even if it usually won't harm to install Python libraries directly on the system, better to contain dependencies in a virtual environment.
 
+### Prerequisites (names depending of your distro)
+```
+gcc
+python3-devel
+```
+
 - Clone this repository
 - Change directory
 ```