zend_qsort         26 Zend/zend_sort.h ZEND_API void zend_qsort(void *base, size_t nmemb, size_t siz, compare_func_t cmp, swap_func_t swp);
zend_qsort       4937 ext/standard/array.c 	zend_qsort(indirect, array_size, sizeof(Bucket *), php_multisort_compare, (swap_func_t)array_bucket_p_sawp);