For Linux:
autoreconf -vif
./configure --prefix=/usr
make
sudo make install

For Windows:
Open /project/libcec.sln with Visual C++ 2010 or Visual Studio 2010.
Build the project.
Copy libcec.dll and libpthread.dll to your desired destination.

Test the device:
Run "cec-client -h" to display the options of the test client.

For developers:
See /include/CECExports.h