InstallerResources/NaCl/Props/nacl_directories.xml

<?xml version="1.0" encoding="utf-8"?>

<Rule
      Name="ConfigurationDirectories"
      DisplayName="VC++ Directories"
      Order="8"
      PageTemplate="generic"
      Description="Tool search directories"
      xmlns="http://schemas.microsoft.com/build/2009/properties">
  <Rule.Categories>
    <Category Name="VC++" DisplayName="General" Description="Visual C++ Directories" />
  </Rule.Categories>

  <Rule.DataSource>
    <DataSource Persistence="ProjectFile" />
  </Rule.DataSource>

  <StringListProperty Name="LibraryPath" DisplayName="Library Directories"
                      Description="Path to use when searching for library files while building a VC++ project.  Corresponds to environment variable LIB."
                      F1Keyword="VC.Project.VCDirectories.LibraryPath"
                      Category="VC++" Separator=";" Subtype="folder" />

  <StringListProperty Name="IncludePath" DisplayName="Include Directories"
                      Description="Path to use when searching for include files while building a VC++ project.  Corresponds to environment variable INCLUDE."
                      F1Keyword="VC.Project.VCDirectories.IncludePath"
                      Category="VC++" Separator=";" Subtype="folder" />

</Rule>