For readability, switch to tab indents; was using a mix of tab indents,

4-space indents, and ambiguous space+tab indents.  Added an XXX comment
about a confusing part.  Still doesn't build on Windows.

Modules/socketmodule.h

@@ -86,11 +86,12 @@ extern DL_IMPORT(PyTypeObject) PySocketSock_Type;
 
 /* C API for usage by other Python modules */
 typedef struct {
-	 
 	PyTypeObject *Sock_Type;
-
 } PySocketModule_APIObject;
 
+/* XXX The net effect of the following appears to be to define a function
+   XXX named PySocketModule_APIObject in _ssl.c.  It's unclear why it isn't
+   XXX defined there directly. */
 #ifndef PySocket_BUILDING_SOCKET
 
 /* --- C API ----------------------------------------------------*/
@@ -104,7 +105,6 @@ typedef struct {
 	 		 &key_file, &cert_file))
  	 return NULL;
    ...
-
 */
 
 static
@@ -126,16 +126,16 @@ int PySocketModule_ImportModuleAndAPI(void)
 	char *apiname = PySocket_CAPI_NAME;
 	void *api;
 
-    DPRINTF("Importing the %s C API...\n",apimodule);
+	DPRINTF("Importing the %s C API...\n", apimodule);
 	mod = PyImport_ImportModule(apimodule);
 	if (mod == NULL)
 		goto onError;
-    DPRINTF(" %s package found\n",apimodule);
-    v = PyObject_GetAttrString(mod,apiname);
+	DPRINTF(" %s package found\n", apimodule);
+	v = PyObject_GetAttrString(mod, apiname);
 	if (v == NULL)
 		goto onError;
 	Py_DECREF(mod);
-    DPRINTF(" API object %s found\n",apiname);
+	DPRINTF(" API object %s found\n", apiname);
 	api = PyCObject_AsVoidPtr(v);
 	if (api == NULL)
 		goto onError;
@@ -151,7 +151,7 @@ int PySocketModule_ImportModuleAndAPI(void)
 	return -1;
 }
 
-#endif
+#endif /* !PySocket_BUILDING_SOCKET */
 
 #ifdef __cplusplus
 }