+void* greedy_realloc0(void **p, size_t *allocated, size_t need) {
+ size_t prev = *allocated;
+ uint8_t *q;
+
+ q = greedy_realloc(p, allocated, need);
+ if (!q)
+ return NULL;
+
+ if (*allocated > prev)
+ memset(&q[prev], 0, *allocated - prev);
+
+ return q;
+}
+