-#define toUPPER_uni(c) to_uni_upper(c)
-#define toTITLE_uni(c) to_uni_title(c)
-#define toLOWER_uni(c) to_uni_lower(c)
+#define toUPPER_uni(c,s,l) to_uni_upper(c,s,l)
+#define toTITLE_uni(c,s,l) to_uni_title(c,s,l)
+#define toLOWER_uni(c,s,l) to_uni_lower(c,s,l)
+#define toFOLD_uni(c,s,l) to_uni_fold(c,s,l)