diff --git a/fx/enum.c b/fx/enum.c
new file mode 100644
index 0000000..e69de29
diff --git a/fx/include/fx/enum.h b/fx/include/fx/enum.h
new file mode 100644
index 0000000..e0299fe
--- /dev/null
+++ b/fx/include/fx/enum.h
@@ -0,0 +1,4 @@
+#ifndef FX_ENUM_H_
+#define FX_ENUM_H_
+
+#endif