Function gsk_path_builder_cubic_to

pub unsafe extern "C" fn gsk_path_builder_cubic_to(
    self_: *mut GskPathBuilder,
    x1: c_float,
    y1: c_float,
    x2: c_float,
    y2: c_float,
    x3: c_float,
    y3: c_float,
)

Available on crate feature v4_14 only.