gcc -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -DTHREAD_STACK_SIZE=0x100000 -fPIC -Iast3/Include -I/usr/local/include/python3.8 -c ast3/Python/ast.c -o build/temp.linux-x86_64-3.8/ast3/Python/ast.o
    ast3/Python/ast.c:22:1: error: conflicting types for '_PyObject_FastCall'
     _PyObject_FastCall(PyObject *func, PyObject *const *args, int nargs)
     ^~~~~~~~~~~~~~~~~~
    In file included from /usr/local/include/python3.8/abstract.h:837,
                     from /usr/local/include/python3.8/Python.h:147,
                     from ast3/Python/ast.c:6:
    /usr/local/include/python3.8/cpython/abstract.h:142:1: note: previous definition of '_PyObject_FastCall' was here
     _PyObject_FastCall(PyObject *func, PyObject *const *args, Py_ssize_t nargs)
     ^~~~~~~~~~~~~~~~~~