RB_FL_TEST 1268 include/ruby/ruby.h #define RB_FL_ANY(x,f) RB_FL_TEST((x),(f)) RB_FL_TEST 1270 include/ruby/ruby.h #define RB_FL_ALL(x,f) (RB_FL_TEST((x),(f)) == (f)) RB_FL_TEST 1280 include/ruby/ruby.h #define RB_OBJ_TAINTED(x) (!!RB_FL_TEST((x), RUBY_FL_TAINT)) RB_FL_TEST 1297 include/ruby/ruby.h #define FL_TEST(x,f) RB_FL_TEST(x,f) RB_FL_TEST 2010 include/ruby/ruby.h if (RB_FL_TEST(obj, RUBY_FL_EXIVAR)) rb_copy_generic_ivar(clone, obj); RB_FL_TEST 2017 include/ruby/ruby.h if (RB_FL_TEST(obj, RUBY_FL_EXIVAR)) rb_copy_generic_ivar(dup, obj);