-- 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.

-- module containing common C functions to be used

local ffi = require("ffi")

ffi.cdef[[

void free(void *ptr);

]]

return ffi.C