
 The COMMON BLOCK DIRECTORY command displays information about all entries
 or a specific entry in the Common Block Directory.  The directory is a
 table of all named common regions and libraries installed in the system.

 The general format of the CBD command is:

	CBD [common-region-name [/TASKS]]

 common-region-name    The name of a specific common region.

 /TASKS		       Displays the names of each task attached to a
		       specific common region and the number of times the
		       task has mapped to the region (mapping count).

