cannot build jrs80_ri.jar with ANT?

Since i've setup ANT

after i use "ant -verbose" command at current directory

log file told me that

=================================================================================

Apache Ant version 1.5.4 compiled on August 12 2003

Buildfile: build.xml

Detected Java version: 1.4 in: D:\Program Files\j2sdk1.4.2_01\jre

Detected OS: Windows 2003

parsing buildfile build.xml with URI = file:C:/javax-usb/javax-usb-ri_0.10.1/build.xml

Project base dir set to: C:\javax-usb\javax-usb-ri_0.10.1

[property] Loading Environment Jsr80Env.

Property ${Jsr80Env.JSR80_RI_VERSION} has not been set

Build sequence for target `help' is [help]

Complete build sequence is [help, compile, jars, clean, jdoc, all]

help:

[echo] Buildfile for javax.usb Platform-Independent Reference Implementation

[echo] Targets:

[echo]all== clean compile jars jdoc

[echo]clean Clean all classes

[echo]compileCompile all classes

[echo]helpShow this help

[echo]jarsCreate JAR files

[echo]jdocCreate JavaDOC

BUILD SUCCESSFUL

Total time: 1 second

=================================================================================

even it build successful

but i still can't find where is the jrs80_ri.jar

can u tell me whats the problem?

or can i get that somewhere else?

[1417 byte] By [richardwata] at [2007-9-29 13:27:32]
# 1
Type "ant all" at the command line...Also, for compiling the IBM RI for Linux it's better to use JDK 1.2 , they use some "com.sun.*" classes that are not on latest releases...
tomasgarciamerasa at 2007-7-15 3:44:11 > top of Java-index,Other Topics,Java Community Process (JCP) Program...