Index: memcached.c
===================================================================
--- memcached.c	(revision 775)
+++ memcached.c	(working copy)
@@ -1157,6 +1157,10 @@
         case CMD_DECR:
             bin_read_key(c, bin_reading_incr_header, BIN_INCR_HDR_LEN);
             break;
+        case CMD_QUIT:
+            write_bin_response(c, NULL, 0, 0);
+            c->write_and_go = conn_closing;
+            break;
         default:
             write_bin_error(c, ERR_UNKNOWN_CMD, c->bin_header[2]);
     }