<?xml version="1.0" encoding="UTF-8"?>
<screen xmlns="http://www.scons.org/dbxsd/v1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.scons.org/dbxsd/v1.0 http://www.scons.org/dbxsd/v1.0/scons.xsd">% <userinput>scons -Q</userinput>
AttributeError: 'SConsEnvironment' object has no attribute 'RCS':
  File "/home/my/project/SConstruct", line 2:
    env.SourceCode('.', env.RCS())
</screen>
