5 cdef extern int spam(void) # function argument cannot be void
6 cdef extern int grail(int i, void v) # function argument cannot be void
7 cdef int tomato(Spam s): # incomplete type
11 3:21: Use spam() rather than spam(void) to declare a function with no arguments.
12 4:29: Use spam() rather than spam(void) to declare a function with no arguments.
13 5:16: Argument type 'Spam' is incomplete