php_multisort_compare 4937 ext/standard/array.c 	zend_qsort(indirect, array_size, sizeof(Bucket *), php_multisort_compare, (swap_func_t)array_bucket_p_sawp);
php_multisort_compare  109 ext/standard/php_array.h PHPAPI int php_multisort_compare(const void *a, const void *b);