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@m
: Define FWEB macro, and markThis command begins the definition part.
@m
defines an FWEB macro, and also marks the next identifier
as defined here. It is equivalent to
@m
==@M@[
(see AT[).
For a detailed discussion of FWEB macros, see Macros.
The distinction between @m
and @M
is analagous to the
distinction between @a
and @A
. See ATa.