export CHEDDAR_INSTALL_PATH=  ... set install folder name ...

export PATH=$CHEDDAR_INSTALL_PATH:$PATH

export LIBRARY_PATH=$CHEDDAR_INSTALL_PATH/lib/linux64/gtk-2.0:\
$CHEDDAR_INSTALL_PATH/lib/linux64:\
/usr/lib64:\
/usr/lib/x86_64-linux-gnu:\
/lib/x86_64-linux-gnu:\
$LIBRARY_PATH

export LD_LIBRARY_PATH=:$LIBRARY_PATH:$LD_LIBRARY_PATH