marked some iostreams filaure for como as expected

[SVN r29307]

status/explicit-failures-markup.xml

@@ -881,6 +881,11 @@
                 standard library components.
             </note>
         </mark-expected-failures>
+        <mark-expected-failures>
+            <test name="seekable_file_test"/>
+            <toolset name="*como-4_3_3*"/>
+            <note author="Jonathan Turkanis" refid="5"/>
+        </mark-expected-failures>
         <mark-expected-failures>
             <test name="code_converter_test"/>
             <toolset name="gcc-2.95.3-linux"/>
@@ -899,6 +904,15 @@
                 No wide stream support.
             </note>
         </mark-expected-failures>
+        <mark-expected-failures>
+            <test name="bzip2_test"/>
+            <test name="file_descriptor"/>
+            <test name="mapped_file_test"/>
+            <toolset name="*como-4_3_3*"/>
+            <note author="Jonathan Turkanis">
+                compiler can't compile "windows.h" in strict mode
+            </note>
+        </mark-expected-failures>
     </library>
 
     <!-- lambda -->