[Boost-users] Missing libboost_thread-vc100-mt-s-1_49.lib

Hi, I'm trying to build a project using nmake. When I run nmake I get this error message: " LINK : fatal error LNK1104: cannot open file 'libboost_thread-vc100-mt-s-1_49.lib " Could someone tell me what I'm missing please? Thanks, Vimal