-static char *affix_data_type PARAMS ((const char *));
-static const char *gen_formal_list_for_type PARAMS ((tree, formals_style));
-static int deserves_ellipsis PARAMS ((tree));
-static const char *gen_formal_list_for_func_def PARAMS ((tree, formals_style));
-static const char *gen_type PARAMS ((const char *, tree, formals_style));
-static const char *gen_decl PARAMS ((tree, int, formals_style));
+static char *affix_data_type (const char *) ATTRIBUTE_MALLOC;
+static const char *gen_formal_list_for_type (tree, formals_style);
+static int deserves_ellipsis (tree);
+static const char *gen_formal_list_for_func_def (tree, formals_style);
+static const char *gen_type (const char *, tree, formals_style);
+static const char *gen_decl (tree, int, formals_style);