Sublime Text 2 Project File for Arduino and SublimeClang

arduino.sublime-project

{
    "folders":
    [
        {
            "path": "."
        }
    ],
     "settings":
    {
        "sublimeclang_options":
        [
            "-D__AVR_ATmega328P__",
            "-DARDUINO=100",
            "-DF_CPU=16000000L",
            "-Wno-unknown-attributes",
            "-Wno-attributes",
            "-I${folder:${project_path:NAME_HERE.sublime-project}}/lib/**",
            "-I/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/cores/arduino",
            "-I/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/variants/standard",
            "-I/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/avr/include",
            "-I/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/avr/include/**"
        ]
    }
}

hi! thanks for this useful gist! :)
I have some question though: where did you find that you should configure it like that? Is it valid for every Arduino board or just the Uno? What should I change if I'm using the Arduino Mega2560?
Cheers!