Initial push.
diff --git a/tools/mac/dx.tar.gz.sha1 b/tools/mac/dx.tar.gz.sha1
new file mode 100644
index 0000000..402acab
--- /dev/null
+++ b/tools/mac/dx.tar.gz.sha1
@@ -0,0 +1 @@
+5baa69bf12d60f4d3edf890e75b70c8a0df63a17
\ No newline at end of file