Add name_lookup function in object_ops.

diff --git a/server/console.c b/server/console.c
index bbadc1b..8c556da 100644
--- a/server/console.c
+++ b/server/console.c
@@ -48,6 +48,7 @@
     no_satisfied,                     /* satisfied */
     no_signal,                        /* signal */
     no_get_fd,                        /* get_fd */
+    no_lookup_name,                   /* lookup_name */
     no_close_handle,                  /* close_handle */
     console_input_destroy             /* destroy */
 };
@@ -74,6 +75,7 @@
     no_satisfied,                     /* satisfied */
     no_signal,                        /* signal */
     no_get_fd,                        /* get_fd */
+    no_lookup_name,                   /* lookup_name */
     no_close_handle,                  /* close_handle */
     console_input_events_destroy      /* destroy */
 };
@@ -111,6 +113,7 @@
     NULL,                             /* satisfied */
     no_signal,                        /* signal */
     no_get_fd,                        /* get_fd */
+    no_lookup_name,                   /* lookup_name */
     no_close_handle,                  /* close_handle */
     screen_buffer_destroy             /* destroy */
 };