on the system it returns false but sets errno to 0. Otherwise on
failure errno is set.
*/
-static inline memcached_ternary_t test_cork(memcached_server_st *ptr, bool enable)
+static inline memcached_ternary_t test_cork(memcached_server_st *ptr, int enable)
{
#ifdef CORK
if (ptr->type != MEMCACHED_CONNECTION_TCP)