gh-106320: Remove _PyAnextAwaitable_Type from the public C API (#108597)

It's not needed to declare it in Include/iterobject.h: just use
"extern" where it's used (only in object.c).

Include/iterobject.h

@@ -7,9 +7,6 @@ extern "C" {
 
 PyAPI_DATA(PyTypeObject) PySeqIter_Type;
 PyAPI_DATA(PyTypeObject) PyCallIter_Type;
-#ifdef Py_BUILD_CORE
-extern PyTypeObject _PyAnextAwaitable_Type;
-#endif
 
 #define PySeqIter_Check(op) Py_IS_TYPE((op), &PySeqIter_Type)
 

Objects/object.c

@@ -2049,11 +2049,12 @@ _PyObject_InitState(PyInterpreterState *interp)
 }
 
 
-extern PyTypeObject _Py_GenericAliasIterType;
-extern PyTypeObject _PyMemoryIter_Type;
-extern PyTypeObject _PyLineIterator;
-extern PyTypeObject _PyPositionsIterator;
+extern PyTypeObject _PyAnextAwaitable_Type;
 extern PyTypeObject _PyLegacyEventHandler_Type;
+extern PyTypeObject _PyLineIterator;
+extern PyTypeObject _PyMemoryIter_Type;
+extern PyTypeObject _PyPositionsIterator;
+extern PyTypeObject _Py_GenericAliasIterType;
 
 static PyTypeObject* static_types[] = {
     // The two most important base types: must be initialized first and

Tools/c-analyzer/c_parser/preprocessor/gcc.py

@@ -69,7 +69,6 @@ def preprocess(filename,
         cwd = os.path.abspath(cwd or '.')
     filename = _normpath(filename, cwd)
 
-    print(filename)
     postargs = POST_ARGS
     if os.path.basename(filename) not in USE_LIMITED_C_API:
         postargs += ('-DPy_BUILD_CORE=1',)

Tools/c-analyzer/cpython/globals-to-fix.tsv

@@ -57,6 +57,7 @@ Objects/genobject.c	-	_PyCoroWrapper_Type	-
 Objects/interpreteridobject.c	-	PyInterpreterID_Type	-
 Objects/iterobject.c	-	PyCallIter_Type	-
 Objects/iterobject.c	-	PySeqIter_Type	-
+Objects/iterobject.c	-	_PyAnextAwaitable_Type	-
 Objects/listobject.c	-	PyListIter_Type	-
 Objects/listobject.c	-	PyListRevIter_Type	-
 Objects/listobject.c	-	PyList_Type	-
@@ -70,6 +71,7 @@ Objects/moduleobject.c	-	PyModule_Type	-
 Objects/namespaceobject.c	-	_PyNamespace_Type	-
 Objects/object.c	-	_PyNone_Type	-
 Objects/object.c	-	_PyNotImplemented_Type	-
+Objects/object.c 	-	_PyAnextAwaitable_Type	-
 Objects/odictobject.c	-	PyODictItems_Type	-
 Objects/odictobject.c	-	PyODictIter_Type	-
 Objects/odictobject.c	-	PyODictKeys_Type	-
@@ -113,8 +115,6 @@ Objects/codeobject.c	-	_PyLineIterator	-
 Objects/codeobject.c	-	_PyPositionsIterator	-
 Objects/genericaliasobject.c	-	_Py_GenericAliasIterType	-
 # Not in a .h file:
-Objects/iterobject.c	-	_PyAnextAwaitable_Type	-
-# Not in a .h file:
 Objects/memoryobject.c	-	_PyMemoryIter_Type	-
 Objects/unicodeobject.c	-	_PyUnicodeASCIIIter_Type	-
 Objects/unionobject.c	-	_PyUnion_Type	-