macro-declaration-function

macro-declaration-function is a variable defined in `byte-run.el'.
Its value is

macro-declaration-function

• This variable is obsolete since 24.3;
  use `macro-declarations-alist' instead.
• This variable may be risky if used as a file-local variable.

Documentation:
Function to process declarations in a macro definition.
The function will be called with two args MACRO and DECL.
MACRO is the name of the macro being defined.
DECL is a list `(declare ...)' containing the declarations.
The value the function returns is not used.