Function gio_sys::g_tls_database_lookup_certificate_issuer_async

pub unsafe extern fn g_tls_database_lookup_certificate_issuer_async(self_: *mut GTlsDatabase,
                                                                    certificate: *mut GTlsCertificate,
                                                                    interaction: *mut GTlsInteraction,
                                                                    flags: GTlsDatabaseLookupFlags,
                                                                    cancellable: *mut GCancellable,
                                                                    callback: GAsyncReadyCallback,
                                                                    user_data: gpointer)