Mark some failures with the next Borland compiler

[SVN r37118]

status/explicit-failures-markup.xml

@@ -413,6 +413,14 @@
                 </note>
             </mark-failure>
         </test>
+        <test name="limits_test">
+            <mark-failure>
+                <toolset name="borland-5.9*"/>
+                <note author="A.Meredith">
+                    This failure is due to the compiler not recognising the long double special values for infinity and quiet NaN
+                </note>
+            </mark-failure>
+        </test>
 
         <test name="test_thread_fail1">
             <mark-failure>
@@ -3658,6 +3666,14 @@ for more information.
                 </note>
             </mark-failure>
         </test>
+        <test name="test_grep">
+            <mark-failure>
+                <toolset name="borland-5.9*"/>
+                <note author="A.Meredith">
+                  This test fails because a dependency (Boost.Program Options) which currently doesn't build with this compiler.
+                </note>
+            </mark-failure>
+        </test>
         <mark-expected-failures>
             <test name="regex_regress"/>
             <test name="regex_regress_dll"/>