0.90.0 is missing java/lang/String.intern()Ljava/lang/String;

[David Mohring]

I'm trying to get  Kawa, the Java-based Scheme system 
( see http://www.cygnus.com/~bothner/kawa.html ) working
with kaffe but it's 
---
Failed to locate native function:
        java/lang/String.intern()Ljava/lang/String;
---
.

jdk1.1.1/doc/api/java.lang.String.html says 
---
Class java.lang.String 

java.lang.Object
   |
   +----java.lang.String  
...
 intern() 
      Returns a canonical representation for the string object. 
...
---

Before I go stumble hacking around in the source is anybody working on
String.intern() ?