diff --git a/udev-lfs/cfg.h b/udev-lfs/cfg.h
index be6ae9564..e12dabfc8 100644
--- a/udev-lfs/cfg.h
+++ b/udev-lfs/cfg.h
@@ -4,6 +4,12 @@
 /* Define to 1 if you have the <inttypes.h> header file. */
 #define HAVE_INTTYPES_H 1
 
+/* Define if kmod is available */
+#define HAVE_KMOD 1
+
+/* Define if blkid is available */
+#define HAVE_BLKID 1
+
 /* Define to 1 if you have the <memory.h> header file. */
 #define HAVE_MEMORY_H 1