Manuel Pégourié-Gonnard wrote: > Karl Berry a écrit : >> You certainly mean 12, not 11? May I suggest the following formulation? >> \begingroup \catcode`{1 \catcode`}2 >> \directlua{tex.enableprimitives('', tex.extraprimitives('etex', 'pdftex'))} >> \endgroup Can I object, please? Why pretend that luatex is nothing more than pdftex? Taco