char *newdata = realloc(pool->data, pool->allocated + XPT_GROW_CHUNK);
char *newdata = realloc(pool->data, new_size ? new_size : pool->allocated + XPT_GROW_CHUNK);
GrowPool(XPTDatapool *pool){    char *newdata = realloc(pool->data, pool->allocated + XPT_GROW_CHUNK);    if (!newdata)        return PR_FALSE;    pool->data = newdata;    pool->allocated += XPT_GROW_CHUNK;    return PR_TRUE;}