+#define XTYPE_NUM_FORMAT(_type, _fmt, _typename) static const char *xt_##_typename##_format(void *src, u32 fmt UNUSED, struct mempool *pool) \
+{\
+ return mp_printf(pool, _fmt, *(_type *)src);\
+}
+
+#define XTYPE_NUM_PARSE(_typename) static const char *xt_##_typename##_parse(const char *str, void *dest, struct mempool *pool UNUSED)\
+{\
+ return str_to_##_typename(dest, str, NULL, 10 | STN_WHOLE | STN_MINUS | STN_PLUS | STN_HEX | STN_BIN | STN_OCT);\
+}
+
+#define XTYPE_NUM_STRUCT(_type, _typename) const struct xtype xt_##_typename = {\
+ .size = sizeof(_type),\
+ .name = #_typename,\
+ .parse = xt_##_typename##_parse,\
+ .format = xt_##_typename##_format,\
+};
+
+#define XTYPE_NUM_DEF(_type, _fmt, _typename) XTYPE_NUM_FORMAT(_type, _fmt, _typename) \
+ XTYPE_NUM_PARSE(_typename)\
+ XTYPE_NUM_STRUCT(_type, _typename)
+
+XTYPE_NUM_DEF(int, "%d", int)
+XTYPE_NUM_DEF(s64, "%" PRId64, s64)
+XTYPE_NUM_DEF(intmax_t, "%jd", intmax)
+XTYPE_NUM_DEF(uint, "%u", uint)
+XTYPE_NUM_DEF(u64, "%" PRIu64, u64)
+XTYPE_NUM_DEF(uintmax_t, "%ju", uintmax)
+
+/* double */
+
+static const char *xt_double_format(void *src, u32 fmt, struct mempool *pool)