alloc_get_difference_type 139 uspace/lib/cpp/include/__bits/memory/type_getters.hpp struct alloc_get_difference_type alloc_get_difference_type 144 uspace/lib/cpp/include/__bits/memory/type_getters.hpp struct alloc_get_difference_type<T, Ptr, void_t<typename T::difference_type>>HelenOS homepage, sources at GitHub