* A function equivalent to @c realloc() that wimlib will use to reallocate
* memory. If @c NULL, the free function is set back to the default @c
* realloc() from the C library.
- * @return 0 on success; nonzero on error.
- * @retval ::WIMLIB_ERR_UNSUPPORTED
- * wimlib was compiled with the @c --without-custom-memory-allocator flag,
- * so custom memory allocators are unsupported.
+ * @return 0
*/
extern int
wimlib_set_memory_allocator(void *(*malloc_func)(size_t),