+ union {
+ PAD ** xpadlarr_alloc; /* Pointer to beginning of array of AVs.
+ index 0 is a padnamelist * */
+ struct {
+ PADNAMELIST * padnl;
+ PAD * pad_1; /* this slice of PAD * array always alloced */
+ PAD * pad_2; /* maybe unalloced */
+ } * xpadlarr_dbg; /* for use with a C debugger only */
+ } xpadl_arr;