boost_path = os.path.join(src_dir,'extlibs','boost','boost')
lib_env.AppendUnique(CPPPATH = [boost_path])
elif target_os == 'ios':
+ lib_env.AppendUnique(FRAMEWORKPATH = [src_dir + '/extlibs/boost/ios/framework'])
lib_env.AppendUnique(FRAMEWORKS = ['boost'])
elif target_os == 'darwin':
lib_env.AppendUnique(CPPPATH = ['/usr/local/include'])