diff -r f29068bfeaed -r 477c5bf1149c test/tools/javah/ReadOldClass.sh
--- a/test/tools/javah/ReadOldClass.sh	Thu Aug 27 17:50:21 2009 -0700
+++ b/test/tools/javah/ReadOldClass.sh	Thu Aug 27 18:25:21 2009 -0700
@@ -43,13 +43,11 @@
 # set platform-dependent variables
 OS=`uname -s`
 case "$OS" in
-  SunOS | Linux )
-    NULL=/dev/null
+  SunOS | Linux | CYGWIN* )
     PS=":"
     FS="/"
     ;;
   Windows* )
-    NULL=NUL
     PS=";"
     FS="\\"
     ;;