BUFFERS

        [CLEAN\]BUFFERS

    List the status (current sizes) of known "Buffers".

    A  "Buffer" is an internal memory structure that is also accessible as a SIC
    variable of the same name (of type Image, Table, UV Table, or Array  depend-
    ing on its properties).

    Active  buffers  can be nullified by using the DISCARD command.  Buffers can
    be written by command WRITE, and READ by command READ.