cmake BOOST_COMPUTE_HAVE_TBB examples

fabsig/GPBoost external_libs/compute/CMakeLists.txt :62 

option(BOOST_COMPUTE_HAVE_TBB "Have TBB" OFF)

Jackarain/proxy third_party/boost/libs/compute/CMakeLists.txt :112 

option(BOOST_COMPUTE_HAVE_TBB "Have TBB" OFF)