Fix for bug#5551 (Version 4).

The idea of the fix is that the administrative statements 
OPTIMIZE TABLE, REPAIR TABLE and ANALYZE TABLE should not 
generate binlog errors if there is no errors on the master.

sql/sql_table.cc

@@ -1734,6 +1734,12 @@ end:
 }
 
 
+/*
+  RETURN VALUES
+    0   Message sent to net (admin operation went ok)
+   -1   Message should be sent by caller 
+        (admin operation or network communication failed)
+*/
 static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
 			     HA_CHECK_OPT* check_opt,
 			     const char *operator_name,