NDIGITS
flags |= SIGNOK | NDIGITS | NZDIGITS;
flags &= ~(SIGNOK|NZDIGITS|NDIGITS);
flags &= ~(SIGNOK|PFXOK|NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
if (flags & NDIGITS)
flags |= SIGNOK | NDIGITS | DPTOK | EXPOK;
flags &= ~(SIGNOK | NDIGITS);
if ((flags&(NDIGITS|EXPOK)) == EXPOK)
SIGNOK | NDIGITS;
if (flags & NDIGITS)
flags |= SIGNOK | NDIGITS | NZDIGITS;
flags &= ~(SIGNOK|NZDIGITS|NDIGITS);
flags &= ~(SIGNOK|PFXOK|NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
flags &= ~(SIGNOK | PFXOK | NDIGITS);
if (flags & NDIGITS) {