DODOL
c = DgetC(DODOL);
dolflg = c1 == '"' ? DODOL : 0;
c = DgetC(DODOL);
c = DgetC(DODOL); /* Allow $ expand within [ ] */
c = DgetC(DODOL);
#define DOALL DODOL|DOEXCL
if (c == '$' && (flag & DODOL)) {