Sorry for my last post Stephen... I was making a mistake !!!! and I didn't see... well.. now I have another problem...
the boost version installed was 1.55, and when I run scons to compile my mongo driver.... I have the following output
Freddys-MacBook-Pro:mongo-cxx-driver freddy$ scons
scons: Reading SConscript files ...
scons version: 2.3.1
python version: 2 7 5 'final' 0
Checking whether the C++ compiler works... (cached) yes
Checking whether the C compiler works... (cached) yes
Checking if C++ compiler "g++" is GCC... (cached) no
Checking if C++ compiler "g++" is clang... (cached) yes
Checking if C compiler "gcc" is clang... (cached) yes
Checking if C compiler supports -Wno-unused-local-typedefs... (cached) no
Checking if C compiler supports -Wno-unused-function... (cached) yes
Checking if C compiler supports -Wno-unused-private-field... (cached) yes
Checking if C compiler supports -Wno-deprecated-declarations... (cached) yes
Checking if C compiler supports -Wno-tautological-constant-out-of-range-compare... (cached) yes
Checking if C compiler supports -Wno-unused-const-variable... (cached) yes
Checking if C compiler supports -mmacosx-version-min=10.6... (cached) yes
Checking for __thread... (cached) no
Checking for C++ header file boost/version.hpp... (cached) yes
Checking for C++ library boost_thread-mt... (cached) no
Checking for C++ library boost_thread... (cached) no
Checking for C++ library boost_system-mt... (cached) no
Checking for C++ library boost_system... (cached) yes
Checking for C header file unistd.h... (cached) yes
Checking whether clock_gettime is declared... (cached) no
scons: done reading SConscript files.
scons: Building targets ...
Target 'build/darwin/normal/arrayExample' depends on the availability of a system provided library for 'boost_thread', but no suitable library was found during configuration.
Target 'build/darwin/normal/arrayExample' depends on the availability of a system provided library for 'boost_thread', but no suitable library was found during configuration.
scons: *** [build/darwin/normal/arrayExample] Error 1
scons: building terminated because of errors.
i was looking into /opt/local/lib and I have the boost libraries, but I don't have libboost_thread.a file, I have lib boost_thread-mt.a file.