('ParagonIE_Sodium_Compat')); } require_once(dirname(__FILE__) . '/lib/php72compat.php'); } elseif (!function_exists('sodium_crypto_stream_xchacha20_xor')) { // Older versions of {PHP, ext/sodium} will not define these require_once(dirname(__FILE__) . '/lib/php72compat.php'); } require_once(dirname(__FILE__) . '/lib/ristretto255.php'); t) $expected - (float) $actual ) <= $precision; }