Cygwin doesn't work well if we try to capture stderr and stdout at the same time. Comment one test tempraly for Cygwin. Need to figure out why and add the test back for Cygwin.



git-svn-id: http://protobuf.googlecode.com/svn@546 630680e5-0e50-0410-840e-4b1c322b438d
use #undef instead of change the name of MemoryBarrier


git-svn-id: http://protobuf.googlecode.com/svn@547 630680e5-0e50-0410-840e-4b1c322b438d