.br
.RB "keys: " BUS ", " PROGRAM ", " ID
.TP
.B LABEL
device label or serial number, like USB serial number, SCSI UUID or
file system label. Up to 5 different sysfs files can be checked, with
.br
.RB "keys: " BUS ", " PROGRAM ", " ID
.TP
.B LABEL
device label or serial number, like USB serial number, SCSI UUID or
file system label. Up to 5 different sysfs files can be checked, with