#define IS_ERROR(code) (KB_ROLL_OVER <= (code) && (code) <= KB_UNDEFINED)
+#define IS_ANY(code) (KB_A <= (code))
#define IS_KEY(code) (KB_A <= (code) && (code) <= KB_EXSEL)
#define IS_MOD(code) (KB_LCTRL <= (code) && (code) <= KB_RGUI)
#define IS_FN(code) (KB_FN0 <= (code) && (code) <= KB_FN7)