more MinGW/program_options markup

[SVN r25787]

status/explicit-failures-markup.xml

@@ -1203,7 +1203,9 @@ for more information.
         </mark-expected-failures>
 
         <mark-expected-failures>
-            <test name="*_dll"/>
+            <test name="options_description_test_dll"/>
+            <test name="parsers_test_dll"/>
+            <test name="variable_map_test_dll"/>
             <toolset name="mingw-3*"/>
             <note>
                 Due to unresearched issues, the tested functionality is not 
@@ -1211,8 +1213,15 @@ for more information.
             </note>
         </mark-expected-failures>
 
+        <mark-expected-failures>
+            <test name="unicode_test*"/>
+            <toolset name="mingw-3*"/>
+            <note refid="19"/>
+        </mark-expected-failures>
+
     </library>
 
+
     <!-- python -->
     <library name="python">
         <mark-unusable>