cmake _HAS_CXX0X_FLAG examples

mfontanini/libtins cmake/Modules/CheckCXXFeatures.cmake :61 

check_cxx_compiler_flag("-std=c++0x" _HAS_CXX0X_FLAG)

mfontanini/libtins cmake/Modules/CheckCXXFeatures.cmake :66 

elseif (_HAS_CXX0X_FLAG)