/* @r{Repeated @code{count} times}. */
int32 measure;
-int32 width;
+int32 width; /* @r{Not always present.} */
int32 alignment;
@end example
@item int32 count;
The number of sets of variable display parameters (ordinarily the
-number of variables in the dictionary), times 3.
+number of variables in the dictionary), times 2 or 3.
@end table
The remaining members are repeated @code{count} times, in the same
@item int32 width;
The width of the display column for the variable in characters.
+This field is present if @var{count} is 3 times the number of
+variables in the dictionary. It is omitted if @var{count} is 2 times
+the number of variables.
+
@item int32 alignment;
The alignment of the variable for display purposes:
variable @code{bias} from the file header. For example,
code 105 with bias 100.0 (the normal value) indicates a numeric variable
of value 5.
+One file has been seen written by SPSS 14 that contained such a code
+in a @emph{string} field with the value 0 (after the bias is
+subtracted) as a way of encoding null bytes.
@item 252
End of file. This code may or may not appear at the end of the data