pub type GSettingsBindGetMapping = Option<unsafe extern "C" fn(value: *mut GValue, variant: *mut GVariant, user_data: gpointer) -> gboolean>;Aliased Type§
enum GSettingsBindGetMapping {
None,
Some(unsafe extern "C" fn(_: *mut _GValue, _: *mut _GVariant, _: *mut c_void) -> i32),
}