Use the existing iterator page instead of adding a new one.

Author: ZeroIntensity

Doc/c-api/builtin.rst

@@ -117,4 +117,3 @@ Other Objects
    contextvars.rst
    datetime.rst
    typehints.rst
-   builtin.rst

Doc/c-api/concrete.rst

@@ -50,3 +50,31 @@ sentinel value is returned.
    callable object that can be called with no parameters; each call to it should
    return the next item in the iteration.  When *callable* returns a value equal to
    *sentinel*, the iteration will be terminated.
+
+
+.. _other-builtin-types:
+
+Other Builtin Iterator Types
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+These are built-in iteration types that are included in Python's C API, but
+provide no additional functions. They are here for completeness.
+
+.. c:var:: PyTypeObject PyEnum_Type
+
+   The type object for :class:`enumerate` objects.
+
+
+.. c:var:: PyTypeObject PyMap_Type
+
+   The type object for :class:`map` objects.
+
+
+.. c:var:: PyTypeObject PyReversed_Type
+
+   The type object for :class:`reversed` objects.
+
+
+.. c:var:: PyTypeObject PyZip_Type
+
+   The type object for :class:`zip` objects.