Just check in tools.h.

Bug: N/A
Test: builds
Change-Id: Ia08465799854a85da59c9fb9f5448aab11f81887
diff --git a/toolbox/tools.h b/toolbox/tools.h
new file mode 100644
index 0000000..9134af3
--- /dev/null
+++ b/toolbox/tools.h
@@ -0,0 +1,4 @@
+TOOL(dd)
+TOOL(getevent)
+TOOL(newfs_msdos)
+TOOL(toolbox)