+
+/* check that MSW-specific options are defined too */
+#ifndef wxUSE_ACTIVEX
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_ACTIVEX must be defined."
+# else
+# define wxUSE_ACTIVEX 0
+# endif
+#endif /* !defined(wxUSE_ACTIVEX) */
+
+#ifndef wxUSE_DIALUP_MANAGER
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_DIALUP_MANAGER must be defined."
+# else
+# define wxUSE_DIALUP_MANAGER 0
+# endif
+#endif /* !defined(wxUSE_DIALUP_MANAGER) */
+
+#ifndef wxUSE_MS_HTML_HELP
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_MS_HTML_HELP must be defined."
+# else
+# define wxUSE_MS_HTML_HELP 0
+# endif
+#endif /* !defined(wxUSE_MS_HTML_HELP) */
+
+#ifndef wxUSE_OLE
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_OLE must be defined."
+# else
+# define wxUSE_OLE 0
+# endif
+#endif /* !defined(wxUSE_OLE) */
+
+#ifndef wxUSE_OLE_AUTOMATION
+# ifdef wxABORT_ON_CONFIG_ERROR
+# error "wxUSE_OLE_AUTOMATION must be defined."
+# else
+# define wxUSE_OLE_AUTOMATION 0
+# endif
+#endif /* !defined(wxUSE_OLE_AUTOMATION) */
+