dtb              1981 ext/imap/php_imap.c 		add_property_string(return_value, "Driver", imap_le_struct->imap_stream->dtb->name, 1);
dtb              2590 ext/imap/php_imap.c 	add_property_string(return_value, "Driver", imap_le_struct->imap_stream->dtb->name, 1);