typedef struct ctf_array {
-       ushort_t cta_contents;  /* reference to type of array contents */
-       ushort_t cta_index;     /* reference to type of array index */
-       uint_t cta_nelems;      /* number of elements */
+       union {
+               uint32_t        words[2];
+               uint16_t        hwords[2*2];
+       } _u;
 } ctf_array_t;

+#define        cta_contents    _u.hwords[0]    /* reference to type of array contents */
+#define        cta_index       _u.hwords[1]    /* reference to type of array index */
+#define        cta_nelems      _u.words[1]     /* number of elements */
+
+#define        CTF_K_ARRAY_SIZE        (2*sizeof(uint32_t))
+