diff --git a/server/request.c b/server/request.c
index ec83ef9..404dda0 100644
--- a/server/request.c
+++ b/server/request.c
@@ -106,11 +106,11 @@
 {
     NULL,                          /* get_poll_events */
     master_socket_poll_event,      /* poll_event */
-    no_flush,                      /* flush */
-    no_get_fd_type,                /* get_fd_type */
-    no_queue_async,                /* queue_async */
+    NULL,                          /* flush */
+    NULL,                          /* get_fd_type */
+    NULL,                          /* queue_async */
     NULL,                          /* reselect_async */
-    no_cancel_async                /* cancel_async */
+    NULL                           /* cancel_async */
 };