Adding source for rootdev utility.
diff --git a/files/Makefile b/files/Makefile
new file mode 100644
index 0000000..873a392
--- /dev/null
+++ b/files/Makefile
@@ -0,0 +1,6 @@
+
+rootdev : rootdev.c
+
+.PHONY: clean clobber
+clean clobber:
+	rm -f rootdev