db_hotbackup -VERSION (return code: 0)
Berkeley DB 5.3.28: (September 9, 2013)
db_hotbackup --help (return code: 1)
db_hotbackup: invalid option -- '-'
usage: db_hotbackup [-cDuVv]
[-d data_dir ...] [-h home] [-l log_dir] [-P password] -b backup_dir