Add missing function prototype.

Fujii Masao

src/backend/replication/walsender.c

@@ -28,7 +28,7 @@
  * Portions Copyright (c) 2010-2010, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/replication/walsender.c,v 1.28 2010/07/06 19:18:57 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/backend/replication/walsender.c,v 1.29 2010/07/22 13:03:11 rhaas Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -93,6 +93,7 @@ static volatile sig_atomic_t ready_to_stop = false;
 static void WalSndSigHupHandler(SIGNAL_ARGS);
 static void WalSndShutdownHandler(SIGNAL_ARGS);
 static void WalSndQuickDieHandler(SIGNAL_ARGS);
+static void WalSndLastCycleHandler(SIGNAL_ARGS);
 
 /* Prototypes for private functions */
 static int	WalSndLoop(void);