pub unsafe extern "C" fn cairo_surface_create_similar(
surface: *mut cairo_surface_t,
content: cairo_content_t,
width: c_int,
height: c_int,
) -> *mut cairo_surface_t
pub unsafe extern "C" fn cairo_surface_create_similar(
surface: *mut cairo_surface_t,
content: cairo_content_t,
width: c_int,
height: c_int,
) -> *mut cairo_surface_t