--- gforth/utf-8.fs	2006/02/19 17:27:12	1.19
+++ gforth/utf-8.fs	2006/02/20 08:22:28	1.22
@@ -128,9 +128,13 @@ $80 Value max-single-byte
 	nip nip over -
     then ;
 
+[IFUNDEF] wcwidth
+    : wcwidth abort ;
+[THEN]
+    
 : u8width ( xcaddr u -- n )
     0 rot rot over + swap ?DO
-	I xc@+ swap >r wcwidth +
+        I xc@+ swap >r wcwidth +
     r> I - +LOOP ;
 
 : set-encoding-utf-8 ( -- )
@@ -144,7 +148,9 @@ $80 Value max-single-byte
     ['] u8!+? is xc!+?
     ['] u8@+ is xc@+
     ['] u8len is xc-size
+[ [IFDEF] x-width ]
     ['] u8width is x-width
+[ [THEN] ]
     ['] -u8trailing-garbage is -trailing-garbage
 ;