forked from boostorg/config
* `typeid` is useless when `-fno-rtti` is turned on. * Protect `BOOST_NO_RTTI` and `BOOST_NO_TYPEID` from redefinition, as done for `BOOST_NO_EXCEPTIONS`. [SVN r78510]
* `typeid` is useless when `-fno-rtti` is turned on. * Protect `BOOST_NO_RTTI` and `BOOST_NO_TYPEID` from redefinition, as done for `BOOST_NO_EXCEPTIONS`. [SVN r78510]