keikoz@kdesktop ~/openttd/hacking/FIRS/firs-dev $ make
[GENERATE PNML]
  File "scripts/preprocess.py", line 12
    print "[PYTHON] python preprocessing"
                                        ^
SyntaxError: invalid syntax
Makefile.in:15: recipe for target 'firs-pnml' failed
make: *** [firs-pnml] Error 1