switch "--as-needed" is leaving a lot of undefined references when building mongoclient.so. See log for details. Removing switch then everything links. Will attach patch momentarily....

Here are some of the link error message, full log is attached.
./libmongotestfiles.a(cmdline.o): In function `mongo::CmdLine::addGlobalOptions(boost::program_options::options_description&, boost::program_options::options_description&)':
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:47: undefined reference to `boost::program_options::options_description::add_options()'
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:47: undefined reference to `boost::program_options::options_description_easy_init::operator()(char const*, char const*)'
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:51: undefined reference to `boost::program_options::options_description::add_options()'
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:51: undefined reference to `boost::program_options::options_description_easy_init::operator()(char const*, char const*)'
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:52: undefined reference to `boost::program_options::options_description_easy_init::operator()(char const*, char const*)'
/home/dhubler/temp/mongodb-src-r2.0.0/db/cmdline.cpp:53: undefined reference to `boost::program_options::options_description_easy_init::operator()(char const*,