waf build does not work without configure

[dagss]

(mar24) ~/code/fwrap/BUILD/run/all_integer_arrays_fwrap $ ./waf build
Waf: Entering directory /home/dagss/code/fwrap/BUILD/run/all_integer_arrays_fwrap/build' [1/8] fwrap: all_integer_arrays.f90 -> build/all_integer_arrays_fwrap.pyx build/all_integer_arrays_fwrap_fc.f90 build/fwrap_type_specs.in Namespace(detect_templates=False, emulate_f2py=False, f77binding=False, force=False, fortranfiles=['../all_integer_arrays.f90'], func=<function create_cmd at 0x17bdb90>, ignore=None, load_f_ast=None, message=None, no_cpdef=False, nocommit=False, pyf=None, store_f_ast=None, template=[], template_pattern=[], wrapper_pyx='/home/dagss/code/fwrap/BUILD/run/all_integer_arrays_fwrap/build/all_integer_arrays_fwrap.pyx') [2/8] generate_fwrap_ktp: build/fwrap_type_specs.in -> build/fwrap_ktp_mod.f90 build/fwrap_ktp_header.h build/fwrap_ktp.pxd build/fwrap_ktp.pxi Waf: Leaving directory/home/dagss/code/fwrap/BUILD/run/all_integer_arrays_fwrap/build'
Build failed
Traceback (most recent call last):
File "/home/dagss/code/fwrap/BUILD/run/all_integer_arrays_fwrap/.waf-1.6.4-528ebdaa6f3778e81c1dca66d1840ae8/waflib/Task.py", line 125, in process
ret=self.run()
File "/home/dagss/code/fwrap/BUILD/run/all_integer_arrays_fwrap/.waf-1.6.4-528ebdaa6f3778e81c1dca66d1840ae8/waflib/Task.py", line 49, in run
return m1(self)
File "tools/fwrapktp.py", line 53, in run
ctps = gc.read_type_spec(ktp_in.abspath())
AttributeError: 'NoneType' object has no attribute 'read_type_spec'