Setup the build environment
From RobotinoWiki
Building the OpenRobotino API from source
Download the external depencies package. (REC internal \\fileserver\openrobotino_external*)
Unpack the 7z archive to a local harddisk. On Linux
sudo apt-get install p7zip 7z x openrobotino_external_20101230.7z find external -wholename "*/bin/*" -exec chmod +x {} \;
Set the environment variable OPENROBOTINO_EXTERNAL_DIR to the full path of the just unpacked external folder.