Index: libs/test/build/Jamfile.v2
===================================================================
--- libs/test/build/Jamfile.v2	(revision 57877)
+++ libs/test/build/Jamfile.v2	(working copy)
@@ -13,6 +13,7 @@
                    <link>shared,<toolset>msvc:<cxxflags>-wd4275
                    <toolset>msvc:<cxxflags>-wd4671
                    <toolset>msvc:<cxxflags>-wd4673
+                   <toolset>como:<define>_SVID_SOURCE=1 <define>_POSIX_SOURCE=1 
                    <warnings>all
     : usage-requirements
                    <define>BOOST_TEST_NO_AUTO_LINK=1
@@ -106,5 +107,6 @@
 
 boost-install boost_prg_exec_monitor 
               boost_test_exec_monitor
-              boost_unit_test_framework ;
-          
\ No newline at end of file
+              boost_unit_test_framework
+       ;
+