cclass
wctype_t cclass;
cclass = wctype(name);
if (cclass == 0)
return iswctype(chr, cclass);
struct cclass *cc;
wctype_t cclass; /* character class from wctype() */
ch = nextwctype(s->lastch, s->cclass);
if ((s->cclass = wctype(s->str)) == 0)