php_array_user_key_compare  796 ext/standard/array.c 	if (zend_hash_sort(Z_ARRVAL_P(array), zend_qsort, php_array_user_key_compare, 0 TSRMLS_CC) == FAILURE) {
php_array_user_key_compare 2972 ext/standard/array.c 			intersect_key_compare_func = php_array_user_key_compare;
php_array_user_key_compare 2980 ext/standard/array.c 			intersect_key_compare_func = php_array_user_key_compare;
php_array_user_key_compare 3389 ext/standard/array.c 			diff_key_compare_func = php_array_user_key_compare;
php_array_user_key_compare 3397 ext/standard/array.c 			diff_key_compare_func = php_array_user_key_compare;