#define SLAB_MAGIC_ALLOCATED 0xcafe4321
#define SLAB_MAGIC_FREE 0x7ee01234
-#ifdef DEBUG
+#ifndef NDEBUG
#define SET_MAGIC(element, value) (element)->magic = (value)
#define CHECK_MAGIC(element, value) assert((element)->magic == (value))
#else
*/
intptr_t owner;
-#ifdef DEBUG
+#ifndef NDEBUG
intptr_t magic;
#endif
};