+void __fw3_ipt_rule_append(struct fw3_ipt_rule *r, bool repl,
+ const char *fmt, ...);
+
+#define fw3_ipt_rule_append(rule, ...) \
+ __fw3_ipt_rule_append(rule, false, __VA_ARGS__)
+
+#define fw3_ipt_rule_replace(rule, ...) \
+ __fw3_ipt_rule_append(rule, true, __VA_ARGS__)