correction

TECHNOTES.txt

@@ -171,6 +171,7 @@ form of a quick-start guide to start hacking on APC.
         apc_cache_header_t* header;   /* cache header (stored in SHM) */
         apc_cache_slot_t** slots;     /* array of cache slots (stored in SHM) */
         apc_sma_t* sma;               /* set during creation of cache */
+        apc_serializer_t* serializer; /* serializer */
         zend_ulong nslots;            /* number of slots in cache */
         zend_ulong gc_ttl;            /* maximum time on GC list for a slot */
         zend_ulong ttl;               /* if slot is needed and entry's access time is older than this ttl, remove it */