+#define KSYM_PRINTABLE(k) (((k) >= KSYM_space && \
+ (k) <= KSYM_z) || \
+ (k) == KSYM_Adiaeresis || \
+ (k) == KSYM_Odiaeresis || \
+ (k) == KSYM_Udiaeresis || \
+ (k) == KSYM_adiaeresis || \
+ (k) == KSYM_odiaeresis || \
+ (k) == KSYM_udiaeresis)
+