Fatale Undefined constant `_PROTOCOLES_STD`

PHP Fatal error:  Uncaught Error: Undefined constant "_PROTOCOLES_STD" 
in ~/plugins-dist/core/textwheel/inc/lien.php:518
Stack trace:
#0 ~/ecrire/inc/utils.php(1637): include_once()
#1 ~/ecrire/inc/utils.php(162): find_in_path()
#2 ~/plugins-dist/core/textwheel/inc/texte.php(25): include_spip()
#3 ~/ecrire/inc/utils.php(1637): include_once('...')
#4 ~/ecrire/inc/utils.php(162): find_in_path()
#5 ~/ecrire/inc/utils.php(3202): include_spip()
#6 ~/ecrire/inc/utils.php(2818): verifier_visiteur()