pub const CORE_BOOLEAN_ATTRIBUTES: &'static [CGLPixelFormatAttribute] = &[kCGLPFAAllRenderers, kCGLPFADoubleBuffer, kCGLPFAStereo, kCGLPFAAuxBuffers,
kCGLPFAMinimumPolicy, kCGLPFAMaximumPolicy, kCGLPFAOffScreen,
kCGLPFAFullScreen, kCGLPFAAuxDepthStencil, kCGLPFAColorFloat,
kCGLPFAMultisample, kCGLPFASupersample, kCGLPFASampleAlpha,
kCGLPFASingleRenderer, kCGLPFANoRecovery, kCGLPFAAccelerated,
kCGLPFAClosestPolicy, kCGLPFARobust, kCGLPFABackingStore, kCGLPFAMPSafe,
kCGLPFAWindow, kCGLPFAMultiScreen, kCGLPFACompliant, kCGLPFAPBuffer,
kCGLPFARemotePBuffer, kCGLPFAAllowOfflineRenderers,
kCGLPFAAcceleratedCompute]