pub unsafe extern "C" fn CGSetDisplayTransferByFormula(
display: CGDirectDisplayID,
redMin: CGGammaValue,
redMax: CGGammaValue,
redGamma: CGGammaValue,
greenMin: CGGammaValue,
greenMax: CGGammaValue,
greenGamma: CGGammaValue,
blueMin: CGGammaValue,
blueMax: CGGammaValue,
blueGamma: CGGammaValue,
) -> CGError