Device_motorola_zeppelin is a project mainly written in C, it's free.
Motorola CliqXT/Quench Device Config
Device configuration for the Motorola Zeppelin (CliqXT/Quench)
Copyright (C) 2011 The CyanogenMod Project
Licensed 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