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 *: cdef struct Foo_____u8: uint8_t *a; ctypedef Foo_____u8 Boo; void root(Boo x);