7:2
 º    f 'long long' exists and is the same as 'long', we parse
                     "lld" into TYPE_LONGINT.  */
                  if (flags >= 8)
                    type = TYPE_LONGINT;
                  else if (flags & 2)
                    type = TYPE_SCHAR;
                  else if (flags & 1)
                    type = TYPE_SHORT;
                  else
                    type = TYPE_INT;
                  break;
                case 'o': case 'u': case 'x': case 'X':
#if HAVE_LONG_LONG_INT
                  /* If 'long long' exists and is larger than 'long':  */
                  if (flags >= 16 || (flags & 4))
                    type = TYPE_ULONGLONGINT;
                  else
#endif
                  /* If 'unsigned long long' exists and is the same as
                     'unsigned long', we parse "llu" into TYPE_ULONGINT.  */
                  if (flags >= 8)
                    type = TYPE_ULONGINT;
                  else if (flags & 2)
                    type = TYPE_UCHAR;
                  else if (flags & 1)
                    type = TYPE_USHORT;
                  else
                    type = TYPE_UINT;
                  break;
                case 'f': case 'F': case 'e': case 'E': case 'g': case 'G':
                case 'a': case 'A':
                  if (flags >= 16 || (flags & 4))
                    type = TYPE_LONGDOUBLE;
                  else
                    type = TYPE_DOUBLE;
                  break;
                case 'c':
                  if (flags >= 8)
#if HAVE_WINT_T
                    type = TYPE_WIDE_CHAR;
#else
                    goto error;
#endif
                  else
                    type = TYPE_CHAR;
                  break;
#if HAVE_WINT_T
                case 'C':
                  type = TYPE_WIDE_CHAR;
                  c = 'c';
                  break;
#endif
                case 's':
                  if (flags >= 8)
#if HAVE_WCHAR_T
                    type = TYPE_WIDE_STRING;
#else
                    goto error;
#endif
                  else
                    type = TYPE_STRING;
                  break;
#if HAVE_WCHAR_T
                case 'S':
                  type = TYPE_WIDE_STRING;
                  c = 's';
                  break;
#endif
                case 'p':
                  type = TYPE_POINTER;
                  break;
                case 'n':
#if HAVE_LONG_LONG_INT
                  /* If 'long long' exists and is larger than 'long':  */
                  if (flags >= 16 || (flags & 4))
                    type = TYPE_COUNT_LONGLONGINT_POINTER;
                  else
#endif
                  /* If 'long long' exists and is the same as 'long', we parse
                     "lln" into TYPE_COUNT_LONGINT_POINTER.  */
                  if (flags >= 8)
                    type = TYPE_COUNT_LONGINT_POINTER;
                  else if (flags & 2)
                    type = TYPE_COUNT_SCHAR_POINTER;
                  else if (flags & 1)
                    type = TYPE_COUNT_SHORT_POINTER;
                  else
                    type = TYPE_COUNT_INT_POINTER;
                  break;
#if ENABLE_UNISTDIO
                /* The unistdio extensions.  */
                case 'U':
                  if (flags >= 16)
                    type = TYPE_U32_STRING;
                  else if (flags >= 8)
                    type = TYPE_U16_STRING;
                  else
                    type = TYPE_U8_STRING;
                  break;
#endif
                case '%':
                  type = TYPE_NONE;
                  break;
                default:
                  /* Unknown conversion character.  */
                  goto error;
                }
            }

            if (type != TYPE_NONE)
              {
                dp->arg_index = arg_index;
                if (dp->arg_index == ARG_NONE)
                  {
                    dp->arg_index = arg_posn++;
                    if (dp->arg_index == ARG_NONE)
                      /* arg_posn wrapped around.  */
                      goto error;
                  }