Fix base64_encode_func_t

Author: remicollet

ext/standard/base64.c

@@ -410,7 +410,7 @@ zend_string *php_base64_decode_ex_default(const unsigned char *str, size_t lengt
 PHPAPI zend_string *php_base64_encode_ex(const unsigned char *str, size_t length, zend_long flags) __attribute__((ifunc("resolve_base64_encode")));
 PHPAPI zend_string *php_base64_decode_ex(const unsigned char *str, size_t length, bool strict) __attribute__((ifunc("resolve_base64_decode")));
 
-typedef zend_string *(*base64_encode_func_t)(const unsigned char *, size_t);
+typedef zend_string *(*base64_encode_func_t)(const unsigned char *, size_t, zend_long flags);
 typedef zend_string *(*base64_decode_func_t)(const unsigned char *, size_t, bool);
 
 ZEND_NO_SANITIZE_ADDRESS