diff -rupN --no-dereference Python-3.10.9/Python/sysmodule.c Python-3.10.9-new/Python/sysmodule.c
--- Python-3.10.9/Python/sysmodule.c	2022-12-06 19:31:21.000000000 +0100
+++ Python-3.10.9-new/Python/sysmodule.c	2022-12-08 09:36:55.987024786 +0100
@@ -39,7 +39,7 @@ Data members:
 #include <windows.h>
 #endif /* MS_WINDOWS */
 
-#ifdef MS_COREDLL
+#if defined(MS_WINDOWS) && defined(Py_ENABLE_SHARED)
 extern void *PyWin_DLLhModule;
 /* A string loaded from the DLL at startup: */
 extern const char *PyWin_DLLVersionString;
@@ -2847,7 +2847,7 @@ _PySys_InitCore(PyThreadState *tstate, P
     SET_SYS_FROM_STRING("byteorder", "little");
 #endif
 
-#ifdef MS_COREDLL
+#if defined(MS_WINDOWS) && defined(Py_ENABLE_SHARED)
     SET_SYS("dllhandle", PyLong_FromVoidPtr(PyWin_DLLhModule));
     SET_SYS_FROM_STRING("winver", PyWin_DLLVersionString);
 #endif