Github user huor commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/1384#discussion_r208433613
--- Diff: contrib/exthdfs/common.h ---
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+#ifndef _EXTHDFS_COMMON_H_
+#define _EXTHDFS_COMMON_H_
+
+#include "postgres.h"
+#include "fmgr.h"
+#include "funcapi.h"
+#include "access/extprotocol.h"
+#include "access/fileam.h"
+#include "catalog/pg_proc.h"
+#include "catalog/pg_exttable.h"
+#include "utils/array.h"
+#include "utils/builtins.h"
+#include "utils/memutils.h"
+#include "miscadmin.h"
+
--- End diff --
Remove redundant blank line here
---
