title: javac works on its own but doesn't work with scons
body: <p>From the command line, I can do this and get expected output</p>
  
  <pre><code>    c:\Users\SomeUser\SomePath\sandbox&gt; javac Sandbox.java
  </code></pre>
  
  <p>If I use the SConstruct in conjunction with scons, in the same location, I get</p>
  
  <pre><code>    c:\Users\SomeUser\SomePath\sandbox&gt; scons
  
      scons: done reading SConscript files.
      scons: Building targets ...
      javac -d classes -sourcepath . Sandbox.java
      'javac' is not recognized as an internal or external command,
      operable program or batch file.
      scons: *** [classes\Sandbox.class] Error 1
      scons: building terminated because of errors.
  </code></pre>