<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space; color: rgb(0, 0, 0); font-size: 13px; font-family: "Lucida Sans", sans-serif;"><div>Hi,</div><div><br></div><div>I encounter a strange issue. For capacity reasons, I would like to load a new font family only when a certain criterion is met. However </div><div><br></div><div>\def\oui{oui}</div><div>\def\criterion{oui}</div><div>\ifx\criterion\oui</div><div>\else</div><div>\newfam ...</div><div>\fi</div><div><br></div><div>Does not work inasmuch the new family is nevertheless loaded.</div><div>Is there an explanation?</div><div><br></div><div>Regards,</div><div><br></div><div>Gérald</div></body></html>