So go ahead — point your pointer to the place that hurts. Set the length to the size of the wound. And watch as the zeros move in, not to erase the past, but to unchain the future.
while (n--) *(char *)s++ = 0;
They say nature abhors a vacuum, but you know better. You know that sometimes, the most sacred thing you can give a piece of memory is the permission to start again. ft-bzero