--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tool_dependencies.xml	Sat Mar 01 14:22:57 2014 -0500
@@ -0,0 +1,32 @@
+<?xml version="1.0"?>
+<tool_dependency>
+  <package name="libtool" version="2.4">
+      <repository changeset_revision="7f67694b167c" name="package_libtool_2_4" owner="iuc" prior_installation_required="True" toolshed="http://toolshed.g2.bx.psu.edu" />
+    </package>
+    <package name="xz" version="5.0.5">
+      <install version="1.0">
+          <actions>
+              <action type="download_by_url">http://tukaani.org/xz/xz-5.0.5.tar.bz2</action>
+                <!-- populate the environment variables from the dependend repos -->
+                <action type="set_environment_for_install">
+                  <repository changeset_revision="a8d7180642fa" name="package_bzlib_1_0" owner="iuc" prior_installation_required="False" toolshed="http://toolshed.g2.bx.psu.edu">
+                      <package name="bzlib" version="1.0.6" />
+                    </repository>
+                </action>
+                <action type="autoconf" />
+                <action type="set_environment">
+                  <environment_variable action="prepend_to" name="LD_LIBRARY_PATH">$INSTALL_DIR/lib</environment_variable>
+                    <environment_variable action="set_to" name="XZ_ROOT_PATH">$INSTALL_DIR</environment_variable>
+                    <environment_variable action="prepend_to" name="C_INCLUDE_PATH">$INSTALL_DIR/include</environment_variable>
+                    <environment_variable action="prepend_to" name="CPLUS_INCLUDE_PATH">$INSTALL_DIR/include</environment_variable>
+                </action>
+            </actions>
+        </install>
+        <readme>
+        XZ Utils is free general-purpose data compression software with high compression ratio. XZ Utils were written for POSIX-like systems, 
+        but also work on some not-so-POSIX systems. XZ Utils are the successor to LZMA Utils. 
+
+        http://tukaani.org/xz/
+        </readme>
+    </package>
+</tool_dependency>