tname_dup
return (tname_dup(oldepname, CN_DUP));
ret->u.event.ename = tname_dup(oldnode->u.event.ename, CN_NONE);
ewfp = tname_dup(eventnp->u.event.ewname, CN_DUP);
ewfp = tname_dup(wcp->ewname, CN_DUP);