Function CTFontCreateCopyWithAttributes 

pub unsafe extern "C-unwind" fn CTFontCreateCopyWithAttributes(
    font: &CTFont,
    size: CGFloat,
    matrix: *const CGAffineTransform,
    attributes: Option<&CTFontDescriptor>,
) -> CFRetained<CTFont>

👎Deprecated: renamed to CTFont::copy_with_attributes

Available on crate features CTFont and CTFontDescriptor only.