In Windows WSL

### Prerequisites for buildroot                                           
sudo apt-get install build-essential subversion libncurses5-dev zlib1g-dev
sudo apt-get install gawk gcc-multilib flex git-core gettext libssl-dev   
### Prerequisite on Ubuntu 17.10 as it has python3 by default             
sudo apt-get install python
Sudo apt-get -y install libxml-parser-perl

comandi
make
make menuconfig
make clean