pub unsafe extern "C" fn wrapper_webview_new( title: *const c_char, url: *const c_char, width: c_int, height: c_int, resizable: c_int, debug: c_int, external_invoke_cb: Option<extern "system" fn(webview: *mut CWebView, arg: *const c_char)>, userdata: *mut c_void) -> *mut CWebView