fix unhandled exception

git-svn-id: http://libtorrent.googlecode.com/svn@10016 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
fix utp_stream build issue

git-svn-id: http://libtorrent.googlecode.com/svn@10017 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
minor tweak to makefile build system (blindly)

git-svn-id: http://libtorrent.googlecode.com/svn@10018 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
merge build fix from RC_0_16

git-svn-id: http://libtorrent.googlecode.com/svn@10019 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda