<INTERFACE> The <CD/ArrayQSort/ structure <SEEALSO> <SIGREF/MONO_ARRAY_SORT/ <FCTREF/ArrayQSortFn/ </SEEALSO> <PP> The <STRREF NOLINK/ArrayQSort/ structure implements functions for the in-place sorting of polymorphic arrays. The algorithm used is based on the a tuned version of quicksort due to J. Bentley and D. McIlroy described in ``Engineering a Sort Function,'' <EM/Software-Practice and Experience/, 23(11), 1993, pp. 1249-1265. <PP> Not that the sorting algorithm is not stable. <ID/ARRAY_SORT/ </INTERFACE>