add enumobject.c to build machinery
diff --git a/PC/os2emx/python23.def b/PC/os2emx/python23.def
index 3b2e214..ed1939f 100644
--- a/PC/os2emx/python23.def
+++ b/PC/os2emx/python23.def
@@ -257,6 +257,9 @@
   "PyDict_Type"
   "PyDictIter_Type"
 
+; From python23_s.lib(enumobject)
+  "PyEnum_Type"
+
 ; From python23_s.lib(fileobject)
   "PyFile_AsFile"
   "PyFile_Name"
@@ -536,6 +539,7 @@
   "PyUnicodeUCS2_Compare"
   "PyUnicodeUCS2_Contains"
   "PyUnicodeUCS2_Concat"
+  "_PyUnicode_XStrip"
   "PyUnicodeUCS2_Replace"
   "PyUnicodeUCS2_Split"
   "PyUnicodeUCS2_Format"