1 02/21/85 unload
 2 
 3 Syntax as a command:  unload volume_type volume_name
 4 or
 5 unload volume_type -control_arg
 6 
 7 
 8 Function:  unloads volumes that are loaded and not in use.  You may
 9 specify which inactive volume is to be unloaded or that all inactive
10 volumes are to be unloaded.  This command can be used in ring 4 only.
11 
12 
13 Arguments:
14 volume_type
15    is "tape_vol".
16 volume_name
17    is the name of the tape volume to be unloaded.
18 
19 
20 Control arguments:
21 -all
22    specifies that all currently inactive tape volumes are to be
23    unloaded.
24 
25 
26 Notes:  The unload command does not allow you to unload a volume that
27 is in use.