uint32_t util_crc32(uint32_t crc, const char *data, size_t len);
#ifdef NOTRACK
-# define mem_a(x) malloc(x)
-# define mem_d(x) free (x)
-# define mem_r(x, n) free (x, n)
+# define mem_a(x) malloc (x)
+# define mem_d(x) free (x)
+# define mem_r(x, n) realloc(x, n)
#else
# define mem_a(x) util_memory_a((x), __LINE__, __FILE__)
# define mem_d(x) util_memory_d((x), __LINE__, __FILE__)