free_unlocked
static void free_unlocked(void *);
free_unlocked(ptr);
free_unlocked(ptr);
free_unlocked(ptr);
free_unlocked(ptr);
free_unlocked(old);
free_unlocked(DATA(blk));
free_unlocked(DATA(blk));
free_unlocked(old);
free_unlocked(old);
static void free_unlocked(void *);