RB_OBJ_WB_UNPROTECT_FOR  852 include/ruby/ruby.h # define RB_OBJ_WB_UNPROTECT_FOR(type, obj) \
RB_OBJ_WB_UNPROTECT_FOR  858 include/ruby/ruby.h # define RB_OBJ_WB_UNPROTECT_FOR(type, obj) \