EXTREF Command

EXTREFOB2CMR cmr-lname {AUDIT | INSTR | LINK}
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OB2R {i2name |'i2name'| C'i2name'| E'i2name'| A'i2name'| X'hhhh'}
OB2XNAME{x2name |'x2name'| C'x2name' | E'x2name'| A'x2name'| X‘hhhh’|
         U8'x2name' | U16'x2name' | X8'hhhh' | X16'hhhh'}
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OB2ID {n | type-name }
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The EXTREF command specifies resources that are to be mapped in the page. It is a way in PPFA to map objects that wouldn't otherwise be mapped. If an object contains another mapped object, the contained object must be mapped, but PPFA will not automatically map that object.

EXTREF
The full EXTREF command and all its other non-CMR subcommands are described in EXTREF Command.