pub unsafe extern "C" fn CTFontDescriptorCreateCopyWithFeature(
original: CTFontDescriptorRef,
featureTypeIdentifier: CFNumberRef,
featureSelectorIdentifier: CFNumberRef,
) -> CTFontDescriptorRef
pub unsafe extern "C" fn CTFontDescriptorCreateCopyWithFeature(
original: CTFontDescriptorRef,
featureTypeIdentifier: CFNumberRef,
featureSelectorIdentifier: CFNumberRef,
) -> CTFontDescriptorRef