We make a copy of the keys since at some point in the not so distant future
we will add support for "found" keys.
*/
-char ** memcached_stat_get_keys(memcached_st *ptr, memcached_stat_st *stat,
+char ** memcached_stat_get_keys(memcached_st *ptr, memcached_stat_st *stat __attribute__((unused)),
memcached_return *error)
{
char **list;