+{\tt DECLARE} one. For the arrays of the primitive types, the macros
+{\tt WX\_DEFINE\_ARRAY\_CHAR/SHORT/INT/SIZE\_T/LONG/DOUBLE} should be used
+depending on the sizeof of the values (notice that storing values of smaller
+type, e.g. shorts, in an array of larger one, e.g. {\tt ARRAY\_INT}, does
+\emph{not} work on all architectures!).