Function gio_sys::g_tls_certificate_new_from_pkcs11_uris

pub unsafe extern "C" fn g_tls_certificate_new_from_pkcs11_uris(
    pkcs11_uri: *const c_char, 
    private_key_pkcs11_uri: *const c_char, 
    error: *mut *mut GError
) -> *mut GTlsCertificate

This is supported on crate feature v2_68 only.