(Body,Body,)
(Body_part,Body_part,*)
(Callback,Callback,)
(Equals,Rule,*)
(Expr,Expr,)
(Formal_parameter,Formal_parameter,*)
(Interpolation,Body_part,*)
(Lookup,Lookup,)
(Macro,Macro,*)
(Macro_call,Macro_call,)
(Param,Expr,)
(Rule,Rule,*)
(Signature,Signature,)
(ATTR_NAME,ATTR_NAME,)
(C_CODE,Body_part,*)
(MACRO_NAME,MACRO_NAME,)
(PARAM_NAME,PARAM_NAME,)
(STRING,Expr,)
(TYPE_NAME,TYPE_NAME,)
