Type Definition gio_sys::GDBusInterfaceGetPropertyFunc

type GDBusInterfaceGetPropertyFunc = Option<unsafe extern "C" fn(_: *mut GDBusConnection, _: *const c_char, _: *const c_char, _: *const c_char, _: *const c_char, _: *mut *mut GError, _: gpointer) -> *mut GVariant>;