code: private String getAdditionalIncludeDirectories(final String baseDir,
        final CommandLineCompilerConfiguration compilerConfig) {
      final File[] includePath = compilerConfig.getIncludePath();
      final StringBuffer includeDirs = new StringBuffer();
      // Darren Sargent Feb 10 2010 -- reverted to older code to ensure sys
      // includes get, erm, included
      final String[] args = compilerConfig.getPreArguments();
  
      for (final String arg : args) {
        if (arg.startsWith("/I")) {
          includeDirs.append(arg.substring(2));
          includeDirs.append(';');
        }
  
      }
      // end Darren
  
      if (includeDirs.length() > 0) {
        includeDirs.setLength(includeDirs.length() - 1);
      }
      return includeDirs.toString();
    }
docs: Get value of AdditionalIncludeDirectories property.
  
  @param compilerConfig
  compiler configuration.
  @param baseDir
  base for relative paths.
  @return value of AdditionalIncludeDirectories property.