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<?php/*
 This file should only ever be loaded on PHP 7+
 */
 if (PHP_VERSION_ID < 70000) {
 return;
 }
 
 spl_autoload_register(function ($class) {
 $namespace = 'ParagonIE_Sodium_';
 // Does the class use the namespace prefix?
 $len = strlen($namespace);
 if (strncmp($namespace, $class, $len) !== 0) {
 // no, move to the next registered autoloader
 return false;
 }
 
 // Get the relative class name
 $relative_class = substr($class, $len);
 
 // Replace the namespace prefix with the base directory, replace namespace
 // separators with directory separators in the relative class name, append
 // with .php
 $file = dirname(__FILE__) . '/src/' . str_replace('_', '/', $relative_class) . '.php';
 // if the file exists, require it
 if (file_exists($file)) {
 require_once $file;
 return true;
 }
 return false;
 });
 
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