#if 0 DEF FOO = 0 DEF BAR = 0 #endif from libc.stdint cimport int8_t, int16_t, int32_t, int64_t, intptr_t from libc.stdint cimport uint8_t, uint16_t, uint32_t, uint64_t, uintptr_t cdef extern from *: ctypedef bint bool ctypedef struct va_list cdef extern from *: IF FOO: const int32_t FOO # = 1 IF BAR: const int32_t BAR # = 2 IF FOO: cdef struct Foo: pass IF BAR: cdef struct Bar: pass IF FOO: void foo(const Foo *foo); IF BAR: void bar(const Bar *bar);