LIBFILE=$(whereis libapparmor.so | grep -oh " [a-zA-Z0-9/]*libapparmor.so")

if [ -z "$LIBFILE" ]
then
  echo "libapparmor.so not found. Make sure libapparmor-dev is installed."
  exit 1
fi 

echo "PKG_LIBS="$LIBFILE > src/Makevars
