5 How to define new macros ************************** Macros can be defined, redefined and deleted in several different ways. Also, it is possible to redefine a macro without losing a previous value, and bring back the original value at a later time.
· Define Defining a new macro · Arguments Arguments to macros · Pseudo Arguments Special arguments to macros · Undefine Deleting a macro · Defn Renaming macros · Pushdef Temporarily redefining macros · Indir Indirect call of macros · Builtin Indirect call of builtins