php_output_stack_apply_op   70 main/output.c  static int php_output_stack_apply_op(void *h, void *c);
php_output_stack_apply_op 1076 main/output.c  			zend_stack_apply_with_argument(&OG(handlers), ZEND_STACK_APPLY_TOPDOWN, php_output_stack_apply_op, &context);