Function CGPathAddArc 

pub unsafe extern "C-unwind" fn CGPathAddArc(
    path: Option<&CGMutablePath>,
    m: *const CGAffineTransform,
    x: CGFloat,
    y: CGFloat,
    radius: CGFloat,
    start_angle: CGFloat,
    end_angle: CGFloat,
    clockwise: bool,
)

👎Deprecated:

renamed to CGMutablePath::add_arc

Available on crate feature CGPath only.