# $deleted hold deleted (invisible) messages in result (1) oder not (0)
# $sorted direction of message sort: descending (0) (default) or ascending (1)
# Return: scalar context: hash reference
# $deleted hold deleted (invisible) messages in result (1) oder not (0)
# $sorted direction of message sort: descending (0) (default) or ascending (1)
# Return: scalar context: hash reference